Home / 126,887.02-175,097.16-69,515.80

Finding the Fourth Proportional to 126,887.02, 175,097.16 and 69,515.80

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Solution

The fourth proportional to 126,887.02, 175,097.16 and 69,515.80 is: 95,928.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,887.02 : 175,097.16 = 69,515.80 : x
  2. Step 2: Convert to fraction form
    126,887.02/175,097.16 = 69,515.80/x
  3. Step 3: Cross multiply
    126,887.02x = 175,097.16 × 69,515.80
  4. Step 4: Simplify right side
    126,887.02x = 12,172,019,155.13
  5. Step 5: Solve for x
    x = 12,172,019,155.13/126,887.02
  6. Step 6: Final answer
    x = 95,928.01

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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.