Home / 220,206.27-330,434.10-93,833.22

Finding the Fourth Proportional to 220,206.27, 330,434.10 and 93,833.22

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Solution

The fourth proportional to 220,206.27, 330,434.10 and 93,833.22 is: 140,802.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,206.27 : 330,434.10 = 93,833.22 : x
  2. Step 2: Convert to fraction form
    220,206.27/330,434.10 = 93,833.22/x
  3. Step 3: Cross multiply
    220,206.27x = 330,434.10 × 93,833.22
  4. Step 4: Simplify right side
    220,206.27x = 31,005,695,600.80
  5. Step 5: Solve for x
    x = 31,005,695,600.80/220,206.27
  6. Step 6: Final answer
    x = 140,802.96

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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.