Home / 249,998.44-375,036.61-81,479.66

Finding the Fourth Proportional to 249,998.44, 375,036.61 and 81,479.66

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Solution

The fourth proportional to 249,998.44, 375,036.61 and 81,479.66 is: 122,232.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,998.44 : 375,036.61 = 81,479.66 : x
  2. Step 2: Convert to fraction form
    249,998.44/375,036.61 = 81,479.66/x
  3. Step 3: Cross multiply
    249,998.44x = 375,036.61 × 81,479.66
  4. Step 4: Simplify right side
    249,998.44x = 30,557,856,204.25
  5. Step 5: Solve for x
    x = 30,557,856,204.25/249,998.44
  6. Step 6: Final answer
    x = 122,232.19

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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.