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Finding the Fourth Proportional to 67,354.17, 92,899.90 and 45,805.62

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Solution

The fourth proportional to 67,354.17, 92,899.90 and 45,805.62 is: 63,178.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,354.17 : 92,899.90 = 45,805.62 : x
  2. Step 2: Convert to fraction form
    67,354.17/92,899.90 = 45,805.62/x
  3. Step 3: Cross multiply
    67,354.17x = 92,899.90 × 45,805.62
  4. Step 4: Simplify right side
    67,354.17x = 4,255,337,226.32
  5. Step 5: Solve for x
    x = 4,255,337,226.32/67,354.17
  6. Step 6: Final answer
    x = 63,178.52

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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.