Home / 136,247.48-204,372.84-47,502.80

Finding the Fourth Proportional to 136,247.48, 204,372.84 and 47,502.80

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Solution

The fourth proportional to 136,247.48, 204,372.84 and 47,502.80 is: 71,254.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,247.48 : 204,372.84 = 47,502.80 : x
  2. Step 2: Convert to fraction form
    136,247.48/204,372.84 = 47,502.80/x
  3. Step 3: Cross multiply
    136,247.48x = 204,372.84 × 47,502.80
  4. Step 4: Simplify right side
    136,247.48x = 9,708,282,143.95
  5. Step 5: Solve for x
    x = 9,708,282,143.95/136,247.48
  6. Step 6: Final answer
    x = 71,254.76

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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.