Home / 136,005.42-204,040.92-47,246.02

Finding the Fourth Proportional to 136,005.42, 204,040.92 and 47,246.02

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Solution

The fourth proportional to 136,005.42, 204,040.92 and 47,246.02 is: 70,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,005.42 : 204,040.92 = 47,246.02 : x
  2. Step 2: Convert to fraction form
    136,005.42/204,040.92 = 47,246.02/x
  3. Step 3: Cross multiply
    136,005.42x = 204,040.92 × 47,246.02
  4. Step 4: Simplify right side
    136,005.42x = 9,640,121,387.14
  5. Step 5: Solve for x
    x = 9,640,121,387.14/136,005.42
  6. Step 6: Final answer
    x = 70,880.42

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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.