Home / 143,574.35-215,353.66-43,726.18

Finding the Fourth Proportional to 143,574.35, 215,353.66 and 43,726.18

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Solution

The fourth proportional to 143,574.35, 215,353.66 and 43,726.18 is: 65,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,574.35 : 215,353.66 = 43,726.18 : x
  2. Step 2: Convert to fraction form
    143,574.35/215,353.66 = 43,726.18/x
  3. Step 3: Cross multiply
    143,574.35x = 215,353.66 × 43,726.18
  4. Step 4: Simplify right side
    143,574.35x = 9,416,592,861.87
  5. Step 5: Solve for x
    x = 9,416,592,861.87/143,574.35
  6. Step 6: Final answer
    x = 65,586.88

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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.