Home / 155,200.26-214,176.58-88,132.26

Finding the Fourth Proportional to 155,200.26, 214,176.58 and 88,132.26

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Solution

The fourth proportional to 155,200.26, 214,176.58 and 88,132.26 is: 121,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,200.26 : 214,176.58 = 88,132.26 : x
  2. Step 2: Convert to fraction form
    155,200.26/214,176.58 = 88,132.26/x
  3. Step 3: Cross multiply
    155,200.26x = 214,176.58 × 88,132.26
  4. Step 4: Simplify right side
    155,200.26x = 18,875,866,034.47
  5. Step 5: Solve for x
    x = 18,875,866,034.47/155,200.26
  6. Step 6: Final answer
    x = 121,622.64

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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.