Home / 220,760.68-304,624.74-125,242.60

Finding the Fourth Proportional to 220,760.68, 304,624.74 and 125,242.60

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Solution

The fourth proportional to 220,760.68, 304,624.74 and 125,242.60 is: 172,820.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,760.68 : 304,624.74 = 125,242.60 : x
  2. Step 2: Convert to fraction form
    220,760.68/304,624.74 = 125,242.60/x
  3. Step 3: Cross multiply
    220,760.68x = 304,624.74 × 125,242.60
  4. Step 4: Simplify right side
    220,760.68x = 38,151,994,461.92
  5. Step 5: Solve for x
    x = 38,151,994,461.92/220,760.68
  6. Step 6: Final answer
    x = 172,820.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.