Home / 136,279.52-204,420.16-47,532.68

Finding the Fourth Proportional to 136,279.52, 204,420.16 and 47,532.68

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Solution

The fourth proportional to 136,279.52, 204,420.16 and 47,532.68 is: 71,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,279.52 : 204,420.16 = 47,532.68 : x
  2. Step 2: Convert to fraction form
    136,279.52/204,420.16 = 47,532.68/x
  3. Step 3: Cross multiply
    136,279.52x = 204,420.16 × 47,532.68
  4. Step 4: Simplify right side
    136,279.52x = 9,716,638,050.83
  5. Step 5: Solve for x
    x = 9,716,638,050.83/136,279.52
  6. Step 6: Final answer
    x = 71,299.33

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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.