Home / 89,460.36-123,455.62-49,177.62

Finding the Fourth Proportional to 89,460.36, 123,455.62 and 49,177.62

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Solution

The fourth proportional to 89,460.36, 123,455.62 and 49,177.62 is: 67,865.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,460.36 : 123,455.62 = 49,177.62 : x
  2. Step 2: Convert to fraction form
    89,460.36/123,455.62 = 49,177.62/x
  3. Step 3: Cross multiply
    89,460.36x = 123,455.62 × 49,177.62
  4. Step 4: Simplify right side
    89,460.36x = 6,071,253,567.22
  5. Step 5: Solve for x
    x = 6,071,253,567.22/89,460.36
  6. Step 6: Final answer
    x = 67,865.29

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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.