Home / 249,701.22-374,589.15-91,917.69

Finding the Fourth Proportional to 249,701.22, 374,589.15 and 91,917.69

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Solution

The fourth proportional to 249,701.22, 374,589.15 and 91,917.69 is: 137,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,701.22 : 374,589.15 = 91,917.69 : x
  2. Step 2: Convert to fraction form
    249,701.22/374,589.15 = 91,917.69/x
  3. Step 3: Cross multiply
    249,701.22x = 374,589.15 × 91,917.69
  4. Step 4: Simplify right side
    249,701.22x = 34,431,369,367.06
  5. Step 5: Solve for x
    x = 34,431,369,367.06/249,701.22
  6. Step 6: Final answer
    x = 137,890.27

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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.