Home / 220,227.28-330,362.72-70,429.93

Finding the Fourth Proportional to 220,227.28, 330,362.72 and 70,429.93

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Solution

The fourth proportional to 220,227.28, 330,362.72 and 70,429.93 is: 105,651.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,227.28 : 330,362.72 = 70,429.93 : x
  2. Step 2: Convert to fraction form
    220,227.28/330,362.72 = 70,429.93/x
  3. Step 3: Cross multiply
    220,227.28x = 330,362.72 × 70,429.93
  4. Step 4: Simplify right side
    220,227.28x = 23,267,423,244.21
  5. Step 5: Solve for x
    x = 23,267,423,244.21/220,227.28
  6. Step 6: Final answer
    x = 105,651.87

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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.