Home / 74,151.55-111,226.40-17,992.13

Finding the Fourth Proportional to 74,151.55, 111,226.40 and 17,992.13

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Solution

The fourth proportional to 74,151.55, 111,226.40 and 17,992.13 is: 26,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,151.55 : 111,226.40 = 17,992.13 : x
  2. Step 2: Convert to fraction form
    74,151.55/111,226.40 = 17,992.13/x
  3. Step 3: Cross multiply
    74,151.55x = 111,226.40 × 17,992.13
  4. Step 4: Simplify right side
    74,151.55x = 2,001,199,269.61
  5. Step 5: Solve for x
    x = 2,001,199,269.61/74,151.55
  6. Step 6: Final answer
    x = 26,987.96

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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.