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Finding the Fourth Proportional to 134,498.10, 201,747.15 and 45,851.70

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Solution

The fourth proportional to 134,498.10, 201,747.15 and 45,851.70 is: 68,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,498.10 : 201,747.15 = 45,851.70 : x
  2. Step 2: Convert to fraction form
    134,498.10/201,747.15 = 45,851.70/x
  3. Step 3: Cross multiply
    134,498.10x = 201,747.15 × 45,851.70
  4. Step 4: Simplify right side
    134,498.10x = 9,250,449,797.66
  5. Step 5: Solve for x
    x = 9,250,449,797.66/134,498.10
  6. Step 6: Final answer
    x = 68,777.55

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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.