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Finding the Fourth Proportional to 83,002.40, 124,244.40 and 59,674.40

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Solution

The fourth proportional to 83,002.40, 124,244.40 and 59,674.40 is: 89,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,002.40 : 124,244.40 = 59,674.40 : x
  2. Step 2: Convert to fraction form
    83,002.40/124,244.40 = 59,674.40/x
  3. Step 3: Cross multiply
    83,002.40x = 124,244.40 × 59,674.40
  4. Step 4: Simplify right side
    83,002.40x = 7,414,210,023.36
  5. Step 5: Solve for x
    x = 7,414,210,023.36/83,002.40
  6. Step 6: Final answer
    x = 89,325.25

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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.