Home / 249,634.38-374,451.57-83,422.38

Finding the Fourth Proportional to 249,634.38, 374,451.57 and 83,422.38

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Solution

The fourth proportional to 249,634.38, 374,451.57 and 83,422.38 is: 125,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,634.38 : 374,451.57 = 83,422.38 : x
  2. Step 2: Convert to fraction form
    249,634.38/374,451.57 = 83,422.38/x
  3. Step 3: Cross multiply
    249,634.38x = 374,451.57 × 83,422.38
  4. Step 4: Simplify right side
    249,634.38x = 31,237,641,164.14
  5. Step 5: Solve for x
    x = 31,237,641,164.14/249,634.38
  6. Step 6: Final answer
    x = 125,133.57

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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.