Home / 207,738.11-286,287.04-150,279.86

Finding the Fourth Proportional to 207,738.11, 286,287.04 and 150,279.86

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Solution

The fourth proportional to 207,738.11, 286,287.04 and 150,279.86 is: 207,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,738.11 : 286,287.04 = 150,279.86 : x
  2. Step 2: Convert to fraction form
    207,738.11/286,287.04 = 150,279.86/x
  3. Step 3: Cross multiply
    207,738.11x = 286,287.04 × 150,279.86
  4. Step 4: Simplify right side
    207,738.11x = 43,023,176,291.01
  5. Step 5: Solve for x
    x = 43,023,176,291.01/207,738.11
  6. Step 6: Final answer
    x = 207,102.95

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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.