Home / 77,294.15-106,641.71-43,298.04

Finding the Fourth Proportional to 77,294.15, 106,641.71 and 43,298.04

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Solution

The fourth proportional to 77,294.15, 106,641.71 and 43,298.04 is: 59,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,294.15 : 106,641.71 = 43,298.04 : x
  2. Step 2: Convert to fraction form
    77,294.15/106,641.71 = 43,298.04/x
  3. Step 3: Cross multiply
    77,294.15x = 106,641.71 × 43,298.04
  4. Step 4: Simplify right side
    77,294.15x = 4,617,377,614.58
  5. Step 5: Solve for x
    x = 4,617,377,614.58/77,294.15
  6. Step 6: Final answer
    x = 59,737.74

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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.