Home / 150,443.76-207,633.68-93,101.55

Finding the Fourth Proportional to 150,443.76, 207,633.68 and 93,101.55

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Solution

The fourth proportional to 150,443.76, 207,633.68 and 93,101.55 is: 128,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,443.76 : 207,633.68 = 93,101.55 : x
  2. Step 2: Convert to fraction form
    150,443.76/207,633.68 = 93,101.55/x
  3. Step 3: Cross multiply
    150,443.76x = 207,633.68 × 93,101.55
  4. Step 4: Simplify right side
    150,443.76x = 19,331,017,440.20
  5. Step 5: Solve for x
    x = 19,331,017,440.20/150,443.76
  6. Step 6: Final answer
    x = 128,493.31

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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.