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Finding the Fourth Proportional to 92,552.64, 138,736.80 and 37,187.52

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Solution

The fourth proportional to 92,552.64, 138,736.80 and 37,187.52 is: 55,744.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,552.64 : 138,736.80 = 37,187.52 : x
  2. Step 2: Convert to fraction form
    92,552.64/138,736.80 = 37,187.52/x
  3. Step 3: Cross multiply
    92,552.64x = 138,736.80 × 37,187.52
  4. Step 4: Simplify right side
    92,552.64x = 5,159,277,524.74
  5. Step 5: Solve for x
    x = 5,159,277,524.74/92,552.64
  6. Step 6: Final answer
    x = 55,744.25

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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.