Home / 73,739.24-110,436.62-67,785.13

Finding the Fourth Proportional to 73,739.24, 110,436.62 and 67,785.13

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Solution

The fourth proportional to 73,739.24, 110,436.62 and 67,785.13 is: 101,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,739.24 : 110,436.62 = 67,785.13 : x
  2. Step 2: Convert to fraction form
    73,739.24/110,436.62 = 67,785.13/x
  3. Step 3: Cross multiply
    73,739.24x = 110,436.62 × 67,785.13
  4. Step 4: Simplify right side
    73,739.24x = 7,485,960,643.46
  5. Step 5: Solve for x
    x = 7,485,960,643.46/73,739.24
  6. Step 6: Final answer
    x = 101,519.36

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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.