Home / 132,448.20-182,776.44-72,020.04

Finding the Fourth Proportional to 132,448.20, 182,776.44 and 72,020.04

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Solution

The fourth proportional to 132,448.20, 182,776.44 and 72,020.04 is: 99,386.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,448.20 : 182,776.44 = 72,020.04 : x
  2. Step 2: Convert to fraction form
    132,448.20/182,776.44 = 72,020.04/x
  3. Step 3: Cross multiply
    132,448.20x = 182,776.44 × 72,020.04
  4. Step 4: Simplify right side
    132,448.20x = 13,163,566,519.86
  5. Step 5: Solve for x
    x = 13,163,566,519.86/132,448.20
  6. Step 6: Final answer
    x = 99,386.53

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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.