Home / 146,932.44-220,381.14-86,996.76

Finding the Fourth Proportional to 146,932.44, 220,381.14 and 86,996.76

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Solution

The fourth proportional to 146,932.44, 220,381.14 and 86,996.76 is: 130,484.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,932.44 : 220,381.14 = 86,996.76 : x
  2. Step 2: Convert to fraction form
    146,932.44/220,381.14 = 86,996.76/x
  3. Step 3: Cross multiply
    146,932.44x = 220,381.14 × 86,996.76
  4. Step 4: Simplify right side
    146,932.44x = 19,172,445,145.11
  5. Step 5: Solve for x
    x = 19,172,445,145.11/146,932.44
  6. Step 6: Final answer
    x = 130,484.77

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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.