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Finding the Fourth Proportional to 101,340.40, 151,974.12 and 34,763.26

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Solution

The fourth proportional to 101,340.40, 151,974.12 and 34,763.26 is: 52,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,340.40 : 151,974.12 = 34,763.26 : x
  2. Step 2: Convert to fraction form
    101,340.40/151,974.12 = 34,763.26/x
  3. Step 3: Cross multiply
    101,340.40x = 151,974.12 × 34,763.26
  4. Step 4: Simplify right side
    101,340.40x = 5,283,115,846.83
  5. Step 5: Solve for x
    x = 5,283,115,846.83/101,340.40
  6. Step 6: Final answer
    x = 52,132.38

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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.