Home / 187,439.55-281,182.71-61,092.51

Finding the Fourth Proportional to 187,439.55, 281,182.71 and 61,092.51

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Solution

The fourth proportional to 187,439.55, 281,182.71 and 61,092.51 is: 91,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,439.55 : 281,182.71 = 61,092.51 : x
  2. Step 2: Convert to fraction form
    187,439.55/281,182.71 = 61,092.51/x
  3. Step 3: Cross multiply
    187,439.55x = 281,182.71 × 61,092.51
  4. Step 4: Simplify right side
    187,439.55x = 17,178,157,522.50
  5. Step 5: Solve for x
    x = 17,178,157,522.50/187,439.55
  6. Step 6: Final answer
    x = 91,646.39

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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.