Home / 149,402.04-206,084.16-88,932.84

Finding the Fourth Proportional to 149,402.04, 206,084.16 and 88,932.84

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Solution

The fourth proportional to 149,402.04, 206,084.16 and 88,932.84 is: 122,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,402.04 : 206,084.16 = 88,932.84 : x
  2. Step 2: Convert to fraction form
    149,402.04/206,084.16 = 88,932.84/x
  3. Step 3: Cross multiply
    149,402.04x = 206,084.16 × 88,932.84
  4. Step 4: Simplify right side
    149,402.04x = 18,327,649,627.81
  5. Step 5: Solve for x
    x = 18,327,649,627.81/149,402.04
  6. Step 6: Final answer
    x = 122,673.36

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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.