Home / 136,223.55-204,353.18-45,008.65

Finding the Fourth Proportional to 136,223.55, 204,353.18 and 45,008.65

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Solution

The fourth proportional to 136,223.55, 204,353.18 and 45,008.65 is: 67,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,223.55 : 204,353.18 = 45,008.65 : x
  2. Step 2: Convert to fraction form
    136,223.55/204,353.18 = 45,008.65/x
  3. Step 3: Cross multiply
    136,223.55x = 204,353.18 × 45,008.65
  4. Step 4: Simplify right side
    136,223.55x = 9,197,660,356.65
  5. Step 5: Solve for x
    x = 9,197,660,356.65/136,223.55
  6. Step 6: Final answer
    x = 67,518.87

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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.