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Finding the Fourth Proportional to 58,948.81, 81,348.51 and 32,091.52

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Solution

The fourth proportional to 58,948.81, 81,348.51 and 32,091.52 is: 44,285.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,948.81 : 81,348.51 = 32,091.52 : x
  2. Step 2: Convert to fraction form
    58,948.81/81,348.51 = 32,091.52/x
  3. Step 3: Cross multiply
    58,948.81x = 81,348.51 × 32,091.52
  4. Step 4: Simplify right side
    58,948.81x = 2,610,597,335.64
  5. Step 5: Solve for x
    x = 2,610,597,335.64/58,948.81
  6. Step 6: Final answer
    x = 44,285.84

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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.