Home / 136,072.68-204,201.88-47,325.28

Finding the Fourth Proportional to 136,072.68, 204,201.88 and 47,325.28

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Solution

The fourth proportional to 136,072.68, 204,201.88 and 47,325.28 is: 71,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,072.68 : 204,201.88 = 47,325.28 : x
  2. Step 2: Convert to fraction form
    136,072.68/204,201.88 = 47,325.28/x
  3. Step 3: Cross multiply
    136,072.68x = 204,201.88 × 47,325.28
  4. Step 4: Simplify right side
    136,072.68x = 9,663,911,147.53
  5. Step 5: Solve for x
    x = 9,663,911,147.53/136,072.68
  6. Step 6: Final answer
    x = 71,020.22

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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.