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Finding the Fourth Proportional to 232,372.34, 348,558.53 and 74,711.51

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Solution

The fourth proportional to 232,372.34, 348,558.53 and 74,711.51 is: 112,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,372.34 : 348,558.53 = 74,711.51 : x
  2. Step 2: Convert to fraction form
    232,372.34/348,558.53 = 74,711.51/x
  3. Step 3: Cross multiply
    232,372.34x = 348,558.53 × 74,711.51
  4. Step 4: Simplify right side
    232,372.34x = 26,041,335,251.07
  5. Step 5: Solve for x
    x = 26,041,335,251.07/232,372.34
  6. Step 6: Final answer
    x = 112,067.27

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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.