Home / 93,838.96-129,470.61-53,000.91

Finding the Fourth Proportional to 93,838.96, 129,470.61 and 53,000.91

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Solution

The fourth proportional to 93,838.96, 129,470.61 and 53,000.91 is: 73,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,838.96 : 129,470.61 = 53,000.91 : x
  2. Step 2: Convert to fraction form
    93,838.96/129,470.61 = 53,000.91/x
  3. Step 3: Cross multiply
    93,838.96x = 129,470.61 × 53,000.91
  4. Step 4: Simplify right side
    93,838.96x = 6,862,060,148.26
  5. Step 5: Solve for x
    x = 6,862,060,148.26/93,838.96
  6. Step 6: Final answer
    x = 73,125.92

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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.