Home / 147,247.36-220,906.28-47,416.92

Finding the Fourth Proportional to 147,247.36, 220,906.28 and 47,416.92

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Solution

The fourth proportional to 147,247.36, 220,906.28 and 47,416.92 is: 71,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,247.36 : 220,906.28 = 47,416.92 : x
  2. Step 2: Convert to fraction form
    147,247.36/220,906.28 = 47,416.92/x
  3. Step 3: Cross multiply
    147,247.36x = 220,906.28 × 47,416.92
  4. Step 4: Simplify right side
    147,247.36x = 10,474,695,406.26
  5. Step 5: Solve for x
    x = 10,474,695,406.26/147,247.36
  6. Step 6: Final answer
    x = 71,136.73

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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.