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Finding the Fourth Proportional to 73,801.76, 110,703.04 and 18,397.76

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Solution

The fourth proportional to 73,801.76, 110,703.04 and 18,397.76 is: 27,596.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,801.76 : 110,703.04 = 18,397.76 : x
  2. Step 2: Convert to fraction form
    73,801.76/110,703.04 = 18,397.76/x
  3. Step 3: Cross multiply
    73,801.76x = 110,703.04 × 18,397.76
  4. Step 4: Simplify right side
    73,801.76x = 2,036,687,961.19
  5. Step 5: Solve for x
    x = 2,036,687,961.19/73,801.76
  6. Step 6: Final answer
    x = 27,596.74

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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.