Home / 104,463.88-144,160.15-56,717.24

Finding the Fourth Proportional to 104,463.88, 144,160.15 and 56,717.24

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Solution

The fourth proportional to 104,463.88, 144,160.15 and 56,717.24 is: 78,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,463.88 : 144,160.15 = 56,717.24 : x
  2. Step 2: Convert to fraction form
    104,463.88/144,160.15 = 56,717.24/x
  3. Step 3: Cross multiply
    104,463.88x = 144,160.15 × 56,717.24
  4. Step 4: Simplify right side
    104,463.88x = 8,176,365,825.99
  5. Step 5: Solve for x
    x = 8,176,365,825.99/104,463.88
  6. Step 6: Final answer
    x = 78,269.79

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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.