Home / 249,642.27-374,453.69-137,544.75

Finding the Fourth Proportional to 249,642.27, 374,453.69 and 137,544.75

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Solution

The fourth proportional to 249,642.27, 374,453.69 and 137,544.75 is: 206,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,642.27 : 374,453.69 = 137,544.75 : x
  2. Step 2: Convert to fraction form
    249,642.27/374,453.69 = 137,544.75/x
  3. Step 3: Cross multiply
    249,642.27x = 374,453.69 × 137,544.75
  4. Step 4: Simplify right side
    249,642.27x = 51,504,138,489.90
  5. Step 5: Solve for x
    x = 51,504,138,489.90/249,642.27
  6. Step 6: Final answer
    x = 206,311.77

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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.