Home / 136,289.26-204,467.91-47,543.50

Finding the Fourth Proportional to 136,289.26, 204,467.91 and 47,543.50

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Solution

The fourth proportional to 136,289.26, 204,467.91 and 47,543.50 is: 71,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,289.26 : 204,467.91 = 47,543.50 : x
  2. Step 2: Convert to fraction form
    136,289.26/204,467.91 = 47,543.50/x
  3. Step 3: Cross multiply
    136,289.26x = 204,467.91 × 47,543.50
  4. Step 4: Simplify right side
    136,289.26x = 9,721,120,079.09
  5. Step 5: Solve for x
    x = 9,721,120,079.09/136,289.26
  6. Step 6: Final answer
    x = 71,327.12

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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.