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Finding the Fourth Proportional to 59,065.28, 81,512.04 and 32,210

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Solution

The fourth proportional to 59,065.28, 81,512.04 and 32,210 is: 44,450.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,065.28 : 81,512.04 = 32,210 : x
  2. Step 2: Convert to fraction form
    59,065.28/81,512.04 = 32,210/x
  3. Step 3: Cross multiply
    59,065.28x = 81,512.04 × 32,210
  4. Step 4: Simplify right side
    59,065.28x = 2,625,502,808.40
  5. Step 5: Solve for x
    x = 2,625,502,808.40/59,065.28
  6. Step 6: Final answer
    x = 44,450.87

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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.