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Finding the Fourth Proportional to 75,297.52, 112,956.08 and 22,712.32

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Solution

The fourth proportional to 75,297.52, 112,956.08 and 22,712.32 is: 34,071.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,297.52 : 112,956.08 = 22,712.32 : x
  2. Step 2: Convert to fraction form
    75,297.52/112,956.08 = 22,712.32/x
  3. Step 3: Cross multiply
    75,297.52x = 112,956.08 × 22,712.32
  4. Step 4: Simplify right side
    75,297.52x = 2,565,494,634.91
  5. Step 5: Solve for x
    x = 2,565,494,634.91/75,297.52
  6. Step 6: Final answer
    x = 34,071.44

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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.