Home / 180,044.14-248,456.55-99,479.38

Finding the Fourth Proportional to 180,044.14, 248,456.55 and 99,479.38

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Solution

The fourth proportional to 180,044.14, 248,456.55 and 99,479.38 is: 137,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,044.14 : 248,456.55 = 99,479.38 : x
  2. Step 2: Convert to fraction form
    180,044.14/248,456.55 = 99,479.38/x
  3. Step 3: Cross multiply
    180,044.14x = 248,456.55 × 99,479.38
  4. Step 4: Simplify right side
    180,044.14x = 24,716,303,550.94
  5. Step 5: Solve for x
    x = 24,716,303,550.94/180,044.14
  6. Step 6: Final answer
    x = 137,279.13

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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.