Home / 180,062.38-248,479.40-99,488.17

Finding the Fourth Proportional to 180,062.38, 248,479.40 and 99,488.17

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Solution

The fourth proportional to 180,062.38, 248,479.40 and 99,488.17 is: 137,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,062.38 : 248,479.40 = 99,488.17 : x
  2. Step 2: Convert to fraction form
    180,062.38/248,479.40 = 99,488.17/x
  3. Step 3: Cross multiply
    180,062.38x = 248,479.40 × 99,488.17
  4. Step 4: Simplify right side
    180,062.38x = 24,720,760,788.70
  5. Step 5: Solve for x
    x = 24,720,760,788.70/180,062.38
  6. Step 6: Final answer
    x = 137,289.98

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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.