Home / 104,753.16-144,562.01-57,009.15

Finding the Fourth Proportional to 104,753.16, 144,562.01 and 57,009.15

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Solution

The fourth proportional to 104,753.16, 144,562.01 and 57,009.15 is: 78,674.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,753.16 : 144,562.01 = 57,009.15 : x
  2. Step 2: Convert to fraction form
    104,753.16/144,562.01 = 57,009.15/x
  3. Step 3: Cross multiply
    104,753.16x = 144,562.01 × 57,009.15
  4. Step 4: Simplify right side
    104,753.16x = 8,241,357,027.35
  5. Step 5: Solve for x
    x = 8,241,357,027.35/104,753.16
  6. Step 6: Final answer
    x = 78,674.07

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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.