Home / 220,159.20-330,206.40-62,403.60

Finding the Fourth Proportional to 220,159.20, 330,206.40 and 62,403.60

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Solution

The fourth proportional to 220,159.20, 330,206.40 and 62,403.60 is: 93,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,159.20 : 330,206.40 = 62,403.60 : x
  2. Step 2: Convert to fraction form
    220,159.20/330,206.40 = 62,403.60/x
  3. Step 3: Cross multiply
    220,159.20x = 330,206.40 × 62,403.60
  4. Step 4: Simplify right side
    220,159.20x = 20,606,068,103.04
  5. Step 5: Solve for x
    x = 20,606,068,103.04/220,159.20
  6. Step 6: Final answer
    x = 93,596.22

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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.