Home / 67,758.30-93,509.64-39,082.14

Finding the Fourth Proportional to 67,758.30, 93,509.64 and 39,082.14

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Solution

The fourth proportional to 67,758.30, 93,509.64 and 39,082.14 is: 53,935.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,758.30 : 93,509.64 = 39,082.14 : x
  2. Step 2: Convert to fraction form
    67,758.30/93,509.64 = 39,082.14/x
  3. Step 3: Cross multiply
    67,758.30x = 93,509.64 × 39,082.14
  4. Step 4: Simplify right side
    67,758.30x = 3,654,556,841.83
  5. Step 5: Solve for x
    x = 3,654,556,841.83/67,758.30
  6. Step 6: Final answer
    x = 53,935.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.