Home / 84,172.92-126,255.02-25,009.08

Finding the Fourth Proportional to 84,172.92, 126,255.02 and 25,009.08

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Solution

The fourth proportional to 84,172.92, 126,255.02 and 25,009.08 is: 37,512.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,172.92 : 126,255.02 = 25,009.08 : x
  2. Step 2: Convert to fraction form
    84,172.92/126,255.02 = 25,009.08/x
  3. Step 3: Cross multiply
    84,172.92x = 126,255.02 × 25,009.08
  4. Step 4: Simplify right side
    84,172.92x = 3,157,521,895.58
  5. Step 5: Solve for x
    x = 3,157,521,895.58/84,172.92
  6. Step 6: Final answer
    x = 37,512.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.