Home / 101,436.20-152,117.04-34,857.44

Finding the Fourth Proportional to 101,436.20, 152,117.04 and 34,857.44

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Solution

The fourth proportional to 101,436.20, 152,117.04 and 34,857.44 is: 52,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,436.20 : 152,117.04 = 34,857.44 : x
  2. Step 2: Convert to fraction form
    101,436.20/152,117.04 = 34,857.44/x
  3. Step 3: Cross multiply
    101,436.20x = 152,117.04 × 34,857.44
  4. Step 4: Simplify right side
    101,436.20x = 5,302,410,594.78
  5. Step 5: Solve for x
    x = 5,302,410,594.78/101,436.20
  6. Step 6: Final answer
    x = 52,273.36

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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.