Home / 77,660.32-107,167.44-44,137.12

Finding the Fourth Proportional to 77,660.32, 107,167.44 and 44,137.12

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Solution

The fourth proportional to 77,660.32, 107,167.44 and 44,137.12 is: 60,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,660.32 : 107,167.44 = 44,137.12 : x
  2. Step 2: Convert to fraction form
    77,660.32/107,167.44 = 44,137.12/x
  3. Step 3: Cross multiply
    77,660.32x = 107,167.44 × 44,137.12
  4. Step 4: Simplify right side
    77,660.32x = 4,730,062,159.37
  5. Step 5: Solve for x
    x = 4,730,062,159.37/77,660.32
  6. Step 6: Final answer
    x = 60,907.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.