Home / 136,289.76-204,453.60-47,530.08

Finding the Fourth Proportional to 136,289.76, 204,453.60 and 47,530.08

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Solution

The fourth proportional to 136,289.76, 204,453.60 and 47,530.08 is: 71,301.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,289.76 : 204,453.60 = 47,530.08 : x
  2. Step 2: Convert to fraction form
    136,289.76/204,453.60 = 47,530.08/x
  3. Step 3: Cross multiply
    136,289.76x = 204,453.60 × 47,530.08
  4. Step 4: Simplify right side
    136,289.76x = 9,717,695,964.29
  5. Step 5: Solve for x
    x = 9,717,695,964.29/136,289.76
  6. Step 6: Final answer
    x = 71,301.73

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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.