Home / 182,973.20-274,459.80-129,829.10

Finding the Fourth Proportional to 182,973.20, 274,459.80 and 129,829.10

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Solution

The fourth proportional to 182,973.20, 274,459.80 and 129,829.10 is: 194,743.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,973.20 : 274,459.80 = 129,829.10 : x
  2. Step 2: Convert to fraction form
    182,973.20/274,459.80 = 129,829.10/x
  3. Step 3: Cross multiply
    182,973.20x = 274,459.80 × 129,829.10
  4. Step 4: Simplify right side
    182,973.20x = 35,632,868,820.18
  5. Step 5: Solve for x
    x = 35,632,868,820.18/182,973.20
  6. Step 6: Final answer
    x = 194,743.65

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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.