Home / 220,224.17-330,385.38-70,473.45

Finding the Fourth Proportional to 220,224.17, 330,385.38 and 70,473.45

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Solution

The fourth proportional to 220,224.17, 330,385.38 and 70,473.45 is: 105,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,224.17 : 330,385.38 = 70,473.45 : x
  2. Step 2: Convert to fraction form
    220,224.17/330,385.38 = 70,473.45/x
  3. Step 3: Cross multiply
    220,224.17x = 330,385.38 × 70,473.45
  4. Step 4: Simplify right side
    220,224.17x = 23,283,397,205.79
  5. Step 5: Solve for x
    x = 23,283,397,205.79/220,224.17
  6. Step 6: Final answer
    x = 105,725.90

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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.