Home / 155,170.59-214,144.59-116,862.57

Finding the Fourth Proportional to 155,170.59, 214,144.59 and 116,862.57

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Solution

The fourth proportional to 155,170.59, 214,144.59 and 116,862.57 is: 161,277.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,170.59 : 214,144.59 = 116,862.57 : x
  2. Step 2: Convert to fraction form
    155,170.59/214,144.59 = 116,862.57/x
  3. Step 3: Cross multiply
    155,170.59x = 214,144.59 × 116,862.57
  4. Step 4: Simplify right side
    155,170.59x = 25,025,487,139.00
  5. Step 5: Solve for x
    x = 25,025,487,139.00/155,170.59
  6. Step 6: Final answer
    x = 161,277.26

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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.