Home / 73,556.10-110,348.55-31,436.10

Finding the Fourth Proportional to 73,556.10, 110,348.55 and 31,436.10

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Solution

The fourth proportional to 73,556.10, 110,348.55 and 31,436.10 is: 47,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,556.10 : 110,348.55 = 31,436.10 : x
  2. Step 2: Convert to fraction form
    73,556.10/110,348.55 = 31,436.10/x
  3. Step 3: Cross multiply
    73,556.10x = 110,348.55 × 31,436.10
  4. Step 4: Simplify right side
    73,556.10x = 3,468,928,052.66
  5. Step 5: Solve for x
    x = 3,468,928,052.66/73,556.10
  6. Step 6: Final answer
    x = 47,160.30

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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.