Home / 102,541.68-141,512.88-60,113.84

Finding the Fourth Proportional to 102,541.68, 141,512.88 and 60,113.84

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Solution

The fourth proportional to 102,541.68, 141,512.88 and 60,113.84 is: 82,960.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,541.68 : 141,512.88 = 60,113.84 : x
  2. Step 2: Convert to fraction form
    102,541.68/141,512.88 = 60,113.84/x
  3. Step 3: Cross multiply
    102,541.68x = 141,512.88 × 60,113.84
  4. Step 4: Simplify right side
    102,541.68x = 8,506,882,626.26
  5. Step 5: Solve for x
    x = 8,506,882,626.26/102,541.68
  6. Step 6: Final answer
    x = 82,960.24

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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.