Home / 134,100.89-201,129.21-44,144.78

Finding the Fourth Proportional to 134,100.89, 201,129.21 and 44,144.78

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Solution

The fourth proportional to 134,100.89, 201,129.21 and 44,144.78 is: 66,209.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,100.89 : 201,129.21 = 44,144.78 : x
  2. Step 2: Convert to fraction form
    134,100.89/201,129.21 = 44,144.78/x
  3. Step 3: Cross multiply
    134,100.89x = 201,129.21 × 44,144.78
  4. Step 4: Simplify right side
    134,100.89x = 8,878,803,721.38
  5. Step 5: Solve for x
    x = 8,878,803,721.38/134,100.89
  6. Step 6: Final answer
    x = 66,209.88

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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.