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Finding the Fourth Proportional to 89,114.86, 133,672.28 and 29,950.53

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Solution

The fourth proportional to 89,114.86, 133,672.28 and 29,950.53 is: 44,925.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,114.86 : 133,672.28 = 29,950.53 : x
  2. Step 2: Convert to fraction form
    89,114.86/133,672.28 = 29,950.53/x
  3. Step 3: Cross multiply
    89,114.86x = 133,672.28 × 29,950.53
  4. Step 4: Simplify right side
    89,114.86x = 4,003,555,038.82
  5. Step 5: Solve for x
    x = 4,003,555,038.82/89,114.86
  6. Step 6: Final answer
    x = 44,925.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.