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Finding the Fourth Proportional to 187,875.78, 281,848.22 and 61,523.06

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Solution

The fourth proportional to 187,875.78, 281,848.22 and 61,523.06 is: 92,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,875.78 : 281,848.22 = 61,523.06 : x
  2. Step 2: Convert to fraction form
    187,875.78/281,848.22 = 61,523.06/x
  3. Step 3: Cross multiply
    187,875.78x = 281,848.22 × 61,523.06
  4. Step 4: Simplify right side
    187,875.78x = 17,340,164,949.95
  5. Step 5: Solve for x
    x = 17,340,164,949.95/187,875.78
  6. Step 6: Final answer
    x = 92,295.90

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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.