Home / 104,543,306.87-144,417,291.72-83,773,313.15

Finding the Fourth Proportional to 104,543,306.87, 144,417,291.72 and 83,773,313.15

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Solution

The fourth proportional to 104,543,306.87, 144,417,291.72 and 83,773,313.15 is: 115,725,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,543,306.87 : 144,417,291.72 = 83,773,313.15 : x
  2. Step 2: Convert to fraction form
    104,543,306.87/144,417,291.72 = 83,773,313.15/x
  3. Step 3: Cross multiply
    104,543,306.87x = 144,417,291.72 × 83,773,313.15
  4. Step 4: Simplify right side
    104,543,306.87x = 12,098,315,003,534,462
  5. Step 5: Solve for x
    x = 12,098,315,003,534,462/104,543,306.87
  6. Step 6: Final answer
    x = 115,725,390.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.