Home / 102,269.59-141,115.49-56,947.43

Finding the Fourth Proportional to 102,269.59, 141,115.49 and 56,947.43

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Solution

The fourth proportional to 102,269.59, 141,115.49 and 56,947.43 is: 78,578.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,269.59 : 141,115.49 = 56,947.43 : x
  2. Step 2: Convert to fraction form
    102,269.59/141,115.49 = 56,947.43/x
  3. Step 3: Cross multiply
    102,269.59x = 141,115.49 × 56,947.43
  4. Step 4: Simplify right side
    102,269.59x = 8,036,164,533.57
  5. Step 5: Solve for x
    x = 8,036,164,533.57/102,269.59
  6. Step 6: Final answer
    x = 78,578.24

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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.