Home / 136,289.20-204,460.54-47,545.60

Finding the Fourth Proportional to 136,289.20, 204,460.54 and 47,545.60

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Solution

The fourth proportional to 136,289.20, 204,460.54 and 47,545.60 is: 71,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,289.20 : 204,460.54 = 47,545.60 : x
  2. Step 2: Convert to fraction form
    136,289.20/204,460.54 = 47,545.60/x
  3. Step 3: Cross multiply
    136,289.20x = 204,460.54 × 47,545.60
  4. Step 4: Simplify right side
    136,289.20x = 9,721,199,050.62
  5. Step 5: Solve for x
    x = 9,721,199,050.62/136,289.20
  6. Step 6: Final answer
    x = 71,327.73

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1.5x scale

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.