Home / 231,121.96-346,695.90-64,897

Finding the Fourth Proportional to 231,121.96, 346,695.90 and 64,897

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Solution

The fourth proportional to 231,121.96, 346,695.90 and 64,897 is: 97,349.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,121.96 : 346,695.90 = 64,897 : x
  2. Step 2: Convert to fraction form
    231,121.96/346,695.90 = 64,897/x
  3. Step 3: Cross multiply
    231,121.96x = 346,695.90 × 64,897
  4. Step 4: Simplify right side
    231,121.96x = 22,499,523,822.30
  5. Step 5: Solve for x
    x = 22,499,523,822.30/231,121.96
  6. Step 6: Final answer
    x = 97,349.14

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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.