Home / 220,240.01-330,308.69-107,807.56

Finding the Fourth Proportional to 220,240.01, 330,308.69 and 107,807.56

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Solution

The fourth proportional to 220,240.01, 330,308.69 and 107,807.56 is: 161,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,240.01 : 330,308.69 = 107,807.56 : x
  2. Step 2: Convert to fraction form
    220,240.01/330,308.69 = 107,807.56/x
  3. Step 3: Cross multiply
    220,240.01x = 330,308.69 × 107,807.56
  4. Step 4: Simplify right side
    220,240.01x = 35,609,772,550.89
  5. Step 5: Solve for x
    x = 35,609,772,550.89/220,240.01
  6. Step 6: Final answer
    x = 161,686.21

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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.