Home / 89,444.29-123,436.07-49,159.48

Finding the Fourth Proportional to 89,444.29, 123,436.07 and 49,159.48

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Solution

The fourth proportional to 89,444.29, 123,436.07 and 49,159.48 is: 67,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,444.29 : 123,436.07 = 49,159.48 : x
  2. Step 2: Convert to fraction form
    89,444.29/123,436.07 = 49,159.48/x
  3. Step 3: Cross multiply
    89,444.29x = 123,436.07 × 49,159.48
  4. Step 4: Simplify right side
    89,444.29x = 6,068,053,014.44
  5. Step 5: Solve for x
    x = 6,068,053,014.44/89,444.29
  6. Step 6: Final answer
    x = 67,841.70

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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.