Home / 144,257.68-216,359.34-39,062.80

Finding the Fourth Proportional to 144,257.68, 216,359.34 and 39,062.80

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Solution

The fourth proportional to 144,257.68, 216,359.34 and 39,062.80 is: 58,586.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,257.68 : 216,359.34 = 39,062.80 : x
  2. Step 2: Convert to fraction form
    144,257.68/216,359.34 = 39,062.80/x
  3. Step 3: Cross multiply
    144,257.68x = 216,359.34 × 39,062.80
  4. Step 4: Simplify right side
    144,257.68x = 8,451,601,626.55
  5. Step 5: Solve for x
    x = 8,451,601,626.55/144,257.68
  6. Step 6: Final answer
    x = 58,586.84

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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.