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Finding the Fourth Proportional to 58,945, 81,344.11 and 32,087.71

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Solution

The fourth proportional to 58,945, 81,344.11 and 32,087.71 is: 44,281.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,945 : 81,344.11 = 32,087.71 : x
  2. Step 2: Convert to fraction form
    58,945/81,344.11 = 32,087.71/x
  3. Step 3: Cross multiply
    58,945x = 81,344.11 × 32,087.71
  4. Step 4: Simplify right side
    58,945x = 2,610,145,644.73
  5. Step 5: Solve for x
    x = 2,610,145,644.73/58,945
  6. Step 6: Final answer
    x = 44,281.04

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1.5x scale

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.