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Finding the Fourth Proportional to 75,230.78, 112,895.10 and 32,577.86

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Solution

The fourth proportional to 75,230.78, 112,895.10 and 32,577.86 is: 48,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,230.78 : 112,895.10 = 32,577.86 : x
  2. Step 2: Convert to fraction form
    75,230.78/112,895.10 = 32,577.86/x
  3. Step 3: Cross multiply
    75,230.78x = 112,895.10 × 32,577.86
  4. Step 4: Simplify right side
    75,230.78x = 3,677,881,044.72
  5. Step 5: Solve for x
    x = 3,677,881,044.72/75,230.78
  6. Step 6: Final answer
    x = 48,887.99

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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.