Home / 239,510.08-359,487.60-121,265.20

Finding the Fourth Proportional to 239,510.08, 359,487.60 and 121,265.20

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Solution

The fourth proportional to 239,510.08, 359,487.60 and 121,265.20 is: 182,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,510.08 : 359,487.60 = 121,265.20 : x
  2. Step 2: Convert to fraction form
    239,510.08/359,487.60 = 121,265.20/x
  3. Step 3: Cross multiply
    239,510.08x = 359,487.60 × 121,265.20
  4. Step 4: Simplify right side
    239,510.08x = 43,593,335,711.52
  5. Step 5: Solve for x
    x = 43,593,335,711.52/239,510.08
  6. Step 6: Final answer
    x = 182,010.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.