Home / 89,509.72-123,526.56-49,226.54

Finding the Fourth Proportional to 89,509.72, 123,526.56 and 49,226.54

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Solution

The fourth proportional to 89,509.72, 123,526.56 and 49,226.54 is: 67,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,509.72 : 123,526.56 = 49,226.54 : x
  2. Step 2: Convert to fraction form
    89,509.72/123,526.56 = 49,226.54/x
  3. Step 3: Cross multiply
    89,509.72x = 123,526.56 × 49,226.54
  4. Step 4: Simplify right side
    89,509.72x = 6,080,785,146.90
  5. Step 5: Solve for x
    x = 6,080,785,146.90/89,509.72
  6. Step 6: Final answer
    x = 67,934.36

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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.