Home / 89,953.27-124,140.38-49,666.91

Finding the Fourth Proportional to 89,953.27, 124,140.38 and 49,666.91

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Solution

The fourth proportional to 89,953.27, 124,140.38 and 49,666.91 is: 68,543.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,953.27 : 124,140.38 = 49,666.91 : x
  2. Step 2: Convert to fraction form
    89,953.27/124,140.38 = 49,666.91/x
  3. Step 3: Cross multiply
    89,953.27x = 124,140.38 × 49,666.91
  4. Step 4: Simplify right side
    89,953.27x = 6,165,668,832.49
  5. Step 5: Solve for x
    x = 6,165,668,832.49/89,953.27
  6. Step 6: Final answer
    x = 68,543.02

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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.