Home / 220,031.20-330,014.40-62,275.60

Finding the Fourth Proportional to 220,031.20, 330,014.40 and 62,275.60

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Solution

The fourth proportional to 220,031.20, 330,014.40 and 62,275.60 is: 93,404.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,031.20 : 330,014.40 = 62,275.60 : x
  2. Step 2: Convert to fraction form
    220,031.20/330,014.40 = 62,275.60/x
  3. Step 3: Cross multiply
    220,031.20x = 330,014.40 × 62,275.60
  4. Step 4: Simplify right side
    220,031.20x = 20,551,844,768.64
  5. Step 5: Solve for x
    x = 20,551,844,768.64/220,031.20
  6. Step 6: Final answer
    x = 93,404.23

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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.