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Finding the Fourth Proportional to 67,798.10, 93,566.90 and 37,592.90

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Solution

The fourth proportional to 67,798.10, 93,566.90 and 37,592.90 is: 51,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,798.10 : 93,566.90 = 37,592.90 : x
  2. Step 2: Convert to fraction form
    67,798.10/93,566.90 = 37,592.90/x
  3. Step 3: Cross multiply
    67,798.10x = 93,566.90 × 37,592.90
  4. Step 4: Simplify right side
    67,798.10x = 3,517,451,115.01
  5. Step 5: Solve for x
    x = 3,517,451,115.01/67,798.10
  6. Step 6: Final answer
    x = 51,881.26

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1.5x scale

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.