Home / 239,729.44-359,815.02-121,484.56

Finding the Fourth Proportional to 239,729.44, 359,815.02 and 121,484.56

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Solution

The fourth proportional to 239,729.44, 359,815.02 and 121,484.56 is: 182,338.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,729.44 : 359,815.02 = 121,484.56 : x
  2. Step 2: Convert to fraction form
    239,729.44/359,815.02 = 121,484.56/x
  3. Step 3: Cross multiply
    239,729.44x = 359,815.02 × 121,484.56
  4. Step 4: Simplify right side
    239,729.44x = 43,711,969,386.09
  5. Step 5: Solve for x
    x = 43,711,969,386.09/239,729.44
  6. Step 6: Final answer
    x = 182,338.76

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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.