Home / 73,306.32-109,710.24-45,244.12

Finding the Fourth Proportional to 73,306.32, 109,710.24 and 45,244.12

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Solution

The fourth proportional to 73,306.32, 109,710.24 and 45,244.12 is: 67,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,306.32 : 109,710.24 = 45,244.12 : x
  2. Step 2: Convert to fraction form
    73,306.32/109,710.24 = 45,244.12/x
  3. Step 3: Cross multiply
    73,306.32x = 109,710.24 × 45,244.12
  4. Step 4: Simplify right side
    73,306.32x = 4,963,743,263.79
  5. Step 5: Solve for x
    x = 4,963,743,263.79/73,306.32
  6. Step 6: Final answer
    x = 67,712.35

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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.