Home / 254,287.68-350,917.71-139,567.26

Finding the Fourth Proportional to 254,287.68, 350,917.71 and 139,567.26

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Solution

The fourth proportional to 254,287.68, 350,917.71 and 139,567.26 is: 192,603.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,287.68 : 350,917.71 = 139,567.26 : x
  2. Step 2: Convert to fraction form
    254,287.68/350,917.71 = 139,567.26/x
  3. Step 3: Cross multiply
    254,287.68x = 350,917.71 × 139,567.26
  4. Step 4: Simplify right side
    254,287.68x = 48,976,623,270.17
  5. Step 5: Solve for x
    x = 48,976,623,270.17/254,287.68
  6. Step 6: Final answer
    x = 192,603.21

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1.5x scale

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.