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Finding the Fourth Proportional to 42,068.92, 63,096.08 and 10,904.17

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Solution

The fourth proportional to 42,068.92, 63,096.08 and 10,904.17 is: 16,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,068.92 : 63,096.08 = 10,904.17 : x
  2. Step 2: Convert to fraction form
    42,068.92/63,096.08 = 10,904.17/x
  3. Step 3: Cross multiply
    42,068.92x = 63,096.08 × 10,904.17
  4. Step 4: Simplify right side
    42,068.92x = 688,010,252.17
  5. Step 5: Solve for x
    x = 688,010,252.17/42,068.92
  6. Step 6: Final answer
    x = 16,354.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.