Home / 97,942.59-146,827.72-38,819.76

Finding the Fourth Proportional to 97,942.59, 146,827.72 and 38,819.76

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Solution

The fourth proportional to 97,942.59, 146,827.72 and 38,819.76 is: 58,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,942.59 : 146,827.72 = 38,819.76 : x
  2. Step 2: Convert to fraction form
    97,942.59/146,827.72 = 38,819.76/x
  3. Step 3: Cross multiply
    97,942.59x = 146,827.72 × 38,819.76
  4. Step 4: Simplify right side
    97,942.59x = 5,699,816,851.75
  5. Step 5: Solve for x
    x = 5,699,816,851.75/97,942.59
  6. Step 6: Final answer
    x = 58,195.49

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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.