Home / 187,700.16-281,641.44-82,505.52

Finding the Fourth Proportional to 187,700.16, 281,641.44 and 82,505.52

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Solution

The fourth proportional to 187,700.16, 281,641.44 and 82,505.52 is: 123,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,700.16 : 281,641.44 = 82,505.52 : x
  2. Step 2: Convert to fraction form
    187,700.16/281,641.44 = 82,505.52/x
  3. Step 3: Cross multiply
    187,700.16x = 281,641.44 × 82,505.52
  4. Step 4: Simplify right side
    187,700.16x = 23,236,973,460.75
  5. Step 5: Solve for x
    x = 23,236,973,460.75/187,700.16
  6. Step 6: Final answer
    x = 123,798.37

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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.