Home / 82,282.23-123,427.61-26,126.73

Finding the Fourth Proportional to 82,282.23, 123,427.61 and 26,126.73

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Solution

The fourth proportional to 82,282.23, 123,427.61 and 26,126.73 is: 39,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,282.23 : 123,427.61 = 26,126.73 : x
  2. Step 2: Convert to fraction form
    82,282.23/123,427.61 = 26,126.73/x
  3. Step 3: Cross multiply
    82,282.23x = 123,427.61 × 26,126.73
  4. Step 4: Simplify right side
    82,282.23x = 3,224,759,841.02
  5. Step 5: Solve for x
    x = 3,224,759,841.02/82,282.23
  6. Step 6: Final answer
    x = 39,191.45

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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.