Home / 186,127.52-279,222.44-146,144.90

Finding the Fourth Proportional to 186,127.52, 279,222.44 and 146,144.90

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Solution

The fourth proportional to 186,127.52, 279,222.44 and 146,144.90 is: 219,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,127.52 : 279,222.44 = 146,144.90 : x
  2. Step 2: Convert to fraction form
    186,127.52/279,222.44 = 146,144.90/x
  3. Step 3: Cross multiply
    186,127.52x = 279,222.44 × 146,144.90
  4. Step 4: Simplify right side
    186,127.52x = 40,806,935,538.89
  5. Step 5: Solve for x
    x = 40,806,935,538.89/186,127.52
  6. Step 6: Final answer
    x = 219,241.82

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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.