Home / 109,002.08-150,463.98-63,694.79

Finding the Fourth Proportional to 109,002.08, 150,463.98 and 63,694.79

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Solution

The fourth proportional to 109,002.08, 150,463.98 and 63,694.79 is: 87,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,002.08 : 150,463.98 = 63,694.79 : x
  2. Step 2: Convert to fraction form
    109,002.08/150,463.98 = 63,694.79/x
  3. Step 3: Cross multiply
    109,002.08x = 150,463.98 × 63,694.79
  4. Step 4: Simplify right side
    109,002.08x = 9,583,772,266.94
  5. Step 5: Solve for x
    x = 9,583,772,266.94/109,002.08
  6. Step 6: Final answer
    x = 87,922.84

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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.