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Finding the Fourth Proportional to 73,792.23, 110,747.31 and 38,263.65

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Solution

The fourth proportional to 73,792.23, 110,747.31 and 38,263.65 is: 57,426.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,792.23 : 110,747.31 = 38,263.65 : x
  2. Step 2: Convert to fraction form
    73,792.23/110,747.31 = 38,263.65/x
  3. Step 3: Cross multiply
    73,792.23x = 110,747.31 × 38,263.65
  4. Step 4: Simplify right side
    73,792.23x = 4,237,596,308.28
  5. Step 5: Solve for x
    x = 4,237,596,308.28/73,792.23
  6. Step 6: Final answer
    x = 57,426.05

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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.