Home / 62,402.28-86,116.41-34,109.79

Finding the Fourth Proportional to 62,402.28, 86,116.41 and 34,109.79

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Solution

The fourth proportional to 62,402.28, 86,116.41 and 34,109.79 is: 47,072.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,402.28 : 86,116.41 = 34,109.79 : x
  2. Step 2: Convert to fraction form
    62,402.28/86,116.41 = 34,109.79/x
  3. Step 3: Cross multiply
    62,402.28x = 86,116.41 × 34,109.79
  4. Step 4: Simplify right side
    62,402.28x = 2,937,412,660.65
  5. Step 5: Solve for x
    x = 2,937,412,660.65/62,402.28
  6. Step 6: Final answer
    x = 47,072.20

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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.