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Finding the Fourth Proportional to 56,359.80, 77,774.46 and 32,487.48

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Solution

The fourth proportional to 56,359.80, 77,774.46 and 32,487.48 is: 44,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,359.80 : 77,774.46 = 32,487.48 : x
  2. Step 2: Convert to fraction form
    56,359.80/77,774.46 = 32,487.48/x
  3. Step 3: Cross multiply
    56,359.80x = 77,774.46 × 32,487.48
  4. Step 4: Simplify right side
    56,359.80x = 2,526,696,213.76
  5. Step 5: Solve for x
    x = 2,526,696,213.76/56,359.80
  6. Step 6: Final answer
    x = 44,831.53

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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.