Home / 144,380.20-216,601.20-43,186.19

Finding the Fourth Proportional to 144,380.20, 216,601.20 and 43,186.19

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Solution

The fourth proportional to 144,380.20, 216,601.20 and 43,186.19 is: 64,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,380.20 : 216,601.20 = 43,186.19 : x
  2. Step 2: Convert to fraction form
    144,380.20/216,601.20 = 43,186.19/x
  3. Step 3: Cross multiply
    144,380.20x = 216,601.20 × 43,186.19
  4. Step 4: Simplify right side
    144,380.20x = 9,354,180,577.43
  5. Step 5: Solve for x
    x = 9,354,180,577.43/144,380.20
  6. Step 6: Final answer
    x = 64,788.53

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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.