Home / 126,280.52-174,268.10-68,920.28

Finding the Fourth Proportional to 126,280.52, 174,268.10 and 68,920.28

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Solution

The fourth proportional to 126,280.52, 174,268.10 and 68,920.28 is: 95,110.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,280.52 : 174,268.10 = 68,920.28 : x
  2. Step 2: Convert to fraction form
    126,280.52/174,268.10 = 68,920.28/x
  3. Step 3: Cross multiply
    126,280.52x = 174,268.10 × 68,920.28
  4. Step 4: Simplify right side
    126,280.52x = 12,010,606,247.07
  5. Step 5: Solve for x
    x = 12,010,606,247.07/126,280.52
  6. Step 6: Final answer
    x = 95,110.52

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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.