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Finding the Fourth Proportional to 73,486.80, 110,176.20 and 23,538.24

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Solution

The fourth proportional to 73,486.80, 110,176.20 and 23,538.24 is: 35,290.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,486.80 : 110,176.20 = 23,538.24 : x
  2. Step 2: Convert to fraction form
    73,486.80/110,176.20 = 23,538.24/x
  3. Step 3: Cross multiply
    73,486.80x = 110,176.20 × 23,538.24
  4. Step 4: Simplify right side
    73,486.80x = 2,593,353,837.89
  5. Step 5: Solve for x
    x = 2,593,353,837.89/73,486.80
  6. Step 6: Final answer
    x = 35,290.06

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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.