Home / 144,024.60-216,036.90-132,652.20

Finding the Fourth Proportional to 144,024.60, 216,036.90 and 132,652.20

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Solution

The fourth proportional to 144,024.60, 216,036.90 and 132,652.20 is: 198,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,024.60 : 216,036.90 = 132,652.20 : x
  2. Step 2: Convert to fraction form
    144,024.60/216,036.90 = 132,652.20/x
  3. Step 3: Cross multiply
    144,024.60x = 216,036.90 × 132,652.20
  4. Step 4: Simplify right side
    144,024.60x = 28,657,770,066.18
  5. Step 5: Solve for x
    x = 28,657,770,066.18/144,024.60
  6. Step 6: Final answer
    x = 198,978.30

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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.