Home / 187,856.63-281,828.15-61,500.95

Finding the Fourth Proportional to 187,856.63, 281,828.15 and 61,500.95

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Solution

The fourth proportional to 187,856.63, 281,828.15 and 61,500.95 is: 92,265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,856.63 : 281,828.15 = 61,500.95 : x
  2. Step 2: Convert to fraction form
    187,856.63/281,828.15 = 61,500.95/x
  3. Step 3: Cross multiply
    187,856.63x = 281,828.15 × 61,500.95
  4. Step 4: Simplify right side
    187,856.63x = 17,332,698,654.24
  5. Step 5: Solve for x
    x = 17,332,698,654.24/187,856.63
  6. Step 6: Final answer
    x = 92,265.57

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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.