Home / 136,167.71-204,257.03-47,430.18

Finding the Fourth Proportional to 136,167.71, 204,257.03 and 47,430.18

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Solution

The fourth proportional to 136,167.71, 204,257.03 and 47,430.18 is: 71,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,167.71 : 204,257.03 = 47,430.18 : x
  2. Step 2: Convert to fraction form
    136,167.71/204,257.03 = 47,430.18/x
  3. Step 3: Cross multiply
    136,167.71x = 204,257.03 × 47,430.18
  4. Step 4: Simplify right side
    136,167.71x = 9,687,947,462.01
  5. Step 5: Solve for x
    x = 9,687,947,462.01/136,167.71
  6. Step 6: Final answer
    x = 71,147.17

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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.