Home / 121,397.48-182,096.30-38,297.96

Finding the Fourth Proportional to 121,397.48, 182,096.30 and 38,297.96

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Solution

The fourth proportional to 121,397.48, 182,096.30 and 38,297.96 is: 57,446.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,397.48 : 182,096.30 = 38,297.96 : x
  2. Step 2: Convert to fraction form
    121,397.48/182,096.30 = 38,297.96/x
  3. Step 3: Cross multiply
    121,397.48x = 182,096.30 × 38,297.96
  4. Step 4: Simplify right side
    121,397.48x = 6,973,916,813.55
  5. Step 5: Solve for x
    x = 6,973,916,813.55/121,397.48
  6. Step 6: Final answer
    x = 57,446.97

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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.