Home / 187,442.41-281,197.45-61,071.40

Finding the Fourth Proportional to 187,442.41, 281,197.45 and 61,071.40

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Solution

The fourth proportional to 187,442.41, 281,197.45 and 61,071.40 is: 91,618.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,442.41 : 281,197.45 = 61,071.40 : x
  2. Step 2: Convert to fraction form
    187,442.41/281,197.45 = 61,071.40/x
  3. Step 3: Cross multiply
    187,442.41x = 281,197.45 × 61,071.40
  4. Step 4: Simplify right side
    187,442.41x = 17,173,122,032.24
  5. Step 5: Solve for x
    x = 17,173,122,032.24/187,442.41
  6. Step 6: Final answer
    x = 91,618.12

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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.