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Finding the Fourth Proportional to 73,371.84, 110,002.56 and 35,920.32

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Solution

The fourth proportional to 73,371.84, 110,002.56 and 35,920.32 is: 53,853.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,371.84 : 110,002.56 = 35,920.32 : x
  2. Step 2: Convert to fraction form
    73,371.84/110,002.56 = 35,920.32/x
  3. Step 3: Cross multiply
    73,371.84x = 110,002.56 × 35,920.32
  4. Step 4: Simplify right side
    73,371.84x = 3,951,327,156.02
  5. Step 5: Solve for x
    x = 3,951,327,156.02/73,371.84
  6. Step 6: Final answer
    x = 53,853.46

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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.