Home / 77,170.10-115,777.07-24,583.64

Finding the Fourth Proportional to 77,170.10, 115,777.07 and 24,583.64

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Solution

The fourth proportional to 77,170.10, 115,777.07 and 24,583.64 is: 36,882.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,170.10 : 115,777.07 = 24,583.64 : x
  2. Step 2: Convert to fraction form
    77,170.10/115,777.07 = 24,583.64/x
  3. Step 3: Cross multiply
    77,170.10x = 115,777.07 × 24,583.64
  4. Step 4: Simplify right side
    77,170.10x = 2,846,221,686.22
  5. Step 5: Solve for x
    x = 2,846,221,686.22/77,170.10
  6. Step 6: Final answer
    x = 36,882.44

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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.