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Finding the Fourth Proportional to 75,262.72, 112,894.80 and 22,672.48

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Solution

The fourth proportional to 75,262.72, 112,894.80 and 22,672.48 is: 34,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,262.72 : 112,894.80 = 22,672.48 : x
  2. Step 2: Convert to fraction form
    75,262.72/112,894.80 = 22,672.48/x
  3. Step 3: Cross multiply
    75,262.72x = 112,894.80 × 22,672.48
  4. Step 4: Simplify right side
    75,262.72x = 2,559,605,095.10
  5. Step 5: Solve for x
    x = 2,559,605,095.10/75,262.72
  6. Step 6: Final answer
    x = 34,008.94

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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.