Home / 102,283.14-141,149.60-56,960.13

Finding the Fourth Proportional to 102,283.14, 141,149.60 and 56,960.13

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Solution

The fourth proportional to 102,283.14, 141,149.60 and 56,960.13 is: 78,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,283.14 : 141,149.60 = 56,960.13 : x
  2. Step 2: Convert to fraction form
    102,283.14/141,149.60 = 56,960.13/x
  3. Step 3: Cross multiply
    102,283.14x = 141,149.60 × 56,960.13
  4. Step 4: Simplify right side
    102,283.14x = 8,039,899,280.65
  5. Step 5: Solve for x
    x = 8,039,899,280.65/102,283.14
  6. Step 6: Final answer
    x = 78,604.35

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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.