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Finding the Fourth Proportional to 56,672.34, 84,972.06 and 27,089.52

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Solution

The fourth proportional to 56,672.34, 84,972.06 and 27,089.52 is: 40,616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,672.34 : 84,972.06 = 27,089.52 : x
  2. Step 2: Convert to fraction form
    56,672.34/84,972.06 = 27,089.52/x
  3. Step 3: Cross multiply
    56,672.34x = 84,972.06 × 27,089.52
  4. Step 4: Simplify right side
    56,672.34x = 2,301,852,318.81
  5. Step 5: Solve for x
    x = 2,301,852,318.81/56,672.34
  6. Step 6: Final answer
    x = 40,616.86

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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.