Home / 124,836.20-187,254.30-89,844.20

Finding the Fourth Proportional to 124,836.20, 187,254.30 and 89,844.20

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Solution

The fourth proportional to 124,836.20, 187,254.30 and 89,844.20 is: 134,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,836.20 : 187,254.30 = 89,844.20 : x
  2. Step 2: Convert to fraction form
    124,836.20/187,254.30 = 89,844.20/x
  3. Step 3: Cross multiply
    124,836.20x = 187,254.30 × 89,844.20
  4. Step 4: Simplify right side
    124,836.20x = 16,823,712,780.06
  5. Step 5: Solve for x
    x = 16,823,712,780.06/124,836.20
  6. Step 6: Final answer
    x = 134,766.30

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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.