Home / 89,382.69-123,348.62-49,095.11

Finding the Fourth Proportional to 89,382.69, 123,348.62 and 49,095.11

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Solution

The fourth proportional to 89,382.69, 123,348.62 and 49,095.11 is: 67,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,382.69 : 123,348.62 = 49,095.11 : x
  2. Step 2: Convert to fraction form
    89,382.69/123,348.62 = 49,095.11/x
  3. Step 3: Cross multiply
    89,382.69x = 123,348.62 × 49,095.11
  4. Step 4: Simplify right side
    89,382.69x = 6,055,814,498.36
  5. Step 5: Solve for x
    x = 6,055,814,498.36/89,382.69
  6. Step 6: Final answer
    x = 67,751.54

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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.