Home / 126,070.48-173,922.15-90,247.42

Finding the Fourth Proportional to 126,070.48, 173,922.15 and 90,247.42

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Solution

The fourth proportional to 126,070.48, 173,922.15 and 90,247.42 is: 124,501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,070.48 : 173,922.15 = 90,247.42 : x
  2. Step 2: Convert to fraction form
    126,070.48/173,922.15 = 90,247.42/x
  3. Step 3: Cross multiply
    126,070.48x = 173,922.15 × 90,247.42
  4. Step 4: Simplify right side
    126,070.48x = 15,696,025,318.35
  5. Step 5: Solve for x
    x = 15,696,025,318.35/126,070.48
  6. Step 6: Final answer
    x = 124,501.99

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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.