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Finding the Fourth Proportional to 56,363.34, 77,774.85 and 32,489.85

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Solution

The fourth proportional to 56,363.34, 77,774.85 and 32,489.85 is: 44,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,363.34 : 77,774.85 = 32,489.85 : x
  2. Step 2: Convert to fraction form
    56,363.34/77,774.85 = 32,489.85/x
  3. Step 3: Cross multiply
    56,363.34x = 77,774.85 × 32,489.85
  4. Step 4: Simplify right side
    56,363.34x = 2,526,893,210.27
  5. Step 5: Solve for x
    x = 2,526,893,210.27/56,363.34
  6. Step 6: Final answer
    x = 44,832.21

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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.