Home / 187,625.54-281,353.34-80,959.16

Finding the Fourth Proportional to 187,625.54, 281,353.34 and 80,959.16

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Solution

The fourth proportional to 187,625.54, 281,353.34 and 80,959.16 is: 121,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,625.54 : 281,353.34 = 80,959.16 : x
  2. Step 2: Convert to fraction form
    187,625.54/281,353.34 = 80,959.16/x
  3. Step 3: Cross multiply
    187,625.54x = 281,353.34 × 80,959.16
  4. Step 4: Simplify right side
    187,625.54x = 22,778,128,258.03
  5. Step 5: Solve for x
    x = 22,778,128,258.03/187,625.54
  6. Step 6: Final answer
    x = 121,402.07

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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.