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Finding the Fourth Proportional to 220,041.53, 303,658.29 and 124,566.69

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Solution

The fourth proportional to 220,041.53, 303,658.29 and 124,566.69 is: 171,902.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,041.53 : 303,658.29 = 124,566.69 : x
  2. Step 2: Convert to fraction form
    220,041.53/303,658.29 = 124,566.69/x
  3. Step 3: Cross multiply
    220,041.53x = 303,658.29 × 124,566.69
  4. Step 4: Simplify right side
    220,041.53x = 37,825,708,076.36
  5. Step 5: Solve for x
    x = 37,825,708,076.36/220,041.53
  6. Step 6: Final answer
    x = 171,902.59

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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.