Home / 187,302.30-281,212.65-147,903.90

Finding the Fourth Proportional to 187,302.30, 281,212.65 and 147,903.90

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Solution

The fourth proportional to 187,302.30, 281,212.65 and 147,903.90 is: 222,060.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,302.30 : 281,212.65 = 147,903.90 : x
  2. Step 2: Convert to fraction form
    187,302.30/281,212.65 = 147,903.90/x
  3. Step 3: Cross multiply
    187,302.30x = 281,212.65 × 147,903.90
  4. Step 4: Simplify right side
    187,302.30x = 41,592,447,664.34
  5. Step 5: Solve for x
    x = 41,592,447,664.34/187,302.30
  6. Step 6: Final answer
    x = 222,060.53

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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.