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Finding the Fourth Proportional to 58,984.56, 81,398.28 and 32,127

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Solution

The fourth proportional to 58,984.56, 81,398.28 and 32,127 is: 44,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,984.56 : 81,398.28 = 32,127 : x
  2. Step 2: Convert to fraction form
    58,984.56/81,398.28 = 32,127/x
  3. Step 3: Cross multiply
    58,984.56x = 81,398.28 × 32,127
  4. Step 4: Simplify right side
    58,984.56x = 2,615,082,541.56
  5. Step 5: Solve for x
    x = 2,615,082,541.56/58,984.56
  6. Step 6: Final answer
    x = 44,335.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.