Home / 277,430.11-382,853.52-150,105.71

Finding the Fourth Proportional to 277,430.11, 382,853.52 and 150,105.71

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Solution

The fourth proportional to 277,430.11, 382,853.52 and 150,105.71 is: 207,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,430.11 : 382,853.52 = 150,105.71 : x
  2. Step 2: Convert to fraction form
    277,430.11/382,853.52 = 150,105.71/x
  3. Step 3: Cross multiply
    277,430.11x = 382,853.52 × 150,105.71
  4. Step 4: Simplify right side
    277,430.11x = 57,468,500,402.73
  5. Step 5: Solve for x
    x = 57,468,500,402.73/277,430.11
  6. Step 6: Final answer
    x = 207,145.87

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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.