Home / 132,544.74-182,851.47-78,799.26

Finding the Fourth Proportional to 132,544.74, 182,851.47 and 78,799.26

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Solution

The fourth proportional to 132,544.74, 182,851.47 and 78,799.26 is: 108,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,544.74 : 182,851.47 = 78,799.26 : x
  2. Step 2: Convert to fraction form
    132,544.74/182,851.47 = 78,799.26/x
  3. Step 3: Cross multiply
    132,544.74x = 182,851.47 × 78,799.26
  4. Step 4: Simplify right side
    132,544.74x = 14,408,560,525.91
  5. Step 5: Solve for x
    x = 14,408,560,525.91/132,544.74
  6. Step 6: Final answer
    x = 108,707.15

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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.