Home / 169,439.55-253,758.57-147,131.69

Finding the Fourth Proportional to 169,439.55, 253,758.57 and 147,131.69

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Solution

The fourth proportional to 169,439.55, 253,758.57 and 147,131.69 is: 220,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,439.55 : 253,758.57 = 147,131.69 : x
  2. Step 2: Convert to fraction form
    169,439.55/253,758.57 = 147,131.69/x
  3. Step 3: Cross multiply
    169,439.55x = 253,758.57 × 147,131.69
  4. Step 4: Simplify right side
    169,439.55x = 37,335,927,690.55
  5. Step 5: Solve for x
    x = 37,335,927,690.55/169,439.55
  6. Step 6: Final answer
    x = 220,349.55

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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.