Home / 80,902.55-111,646.03-45,094.83

Finding the Fourth Proportional to 80,902.55, 111,646.03 and 45,094.83

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Solution

The fourth proportional to 80,902.55, 111,646.03 and 45,094.83 is: 62,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,902.55 : 111,646.03 = 45,094.83 : x
  2. Step 2: Convert to fraction form
    80,902.55/111,646.03 = 45,094.83/x
  3. Step 3: Cross multiply
    80,902.55x = 111,646.03 × 45,094.83
  4. Step 4: Simplify right side
    80,902.55x = 5,034,658,296.17
  5. Step 5: Solve for x
    x = 5,034,658,296.17/80,902.55
  6. Step 6: Final answer
    x = 62,231.15

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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.