Home / 73,064.85-109,616.31-23,145.63

Finding the Fourth Proportional to 73,064.85, 109,616.31 and 23,145.63

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Solution

The fourth proportional to 73,064.85, 109,616.31 and 23,145.63 is: 34,724.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,064.85 : 109,616.31 = 23,145.63 : x
  2. Step 2: Convert to fraction form
    73,064.85/109,616.31 = 23,145.63/x
  3. Step 3: Cross multiply
    73,064.85x = 109,616.31 × 23,145.63
  4. Step 4: Simplify right side
    73,064.85x = 2,537,138,553.23
  5. Step 5: Solve for x
    x = 2,537,138,553.23/73,064.85
  6. Step 6: Final answer
    x = 34,724.47

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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.