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Finding the Fourth Proportional to 56,329.55, 77,738.50 and 32,457.73

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Solution

The fourth proportional to 56,329.55, 77,738.50 and 32,457.73 is: 44,793.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,329.55 : 77,738.50 = 32,457.73 : x
  2. Step 2: Convert to fraction form
    56,329.55/77,738.50 = 32,457.73/x
  3. Step 3: Cross multiply
    56,329.55x = 77,738.50 × 32,457.73
  4. Step 4: Simplify right side
    56,329.55x = 2,523,215,243.61
  5. Step 5: Solve for x
    x = 2,523,215,243.61/56,329.55
  6. Step 6: Final answer
    x = 44,793.81

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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.