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Finding the Fourth Proportional to 73,955.35, 111,005.93 and 36,557.65

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Solution

The fourth proportional to 73,955.35, 111,005.93 and 36,557.65 is: 54,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,955.35 : 111,005.93 = 36,557.65 : x
  2. Step 2: Convert to fraction form
    73,955.35/111,005.93 = 36,557.65/x
  3. Step 3: Cross multiply
    73,955.35x = 111,005.93 × 36,557.65
  4. Step 4: Simplify right side
    73,955.35x = 4,058,115,754.08
  5. Step 5: Solve for x
    x = 4,058,115,754.08/73,955.35
  6. Step 6: Final answer
    x = 54,872.51

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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.