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Finding the Fourth Proportional to 75,327.26, 112,926.48 and 30,926.30

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Solution

The fourth proportional to 75,327.26, 112,926.48 and 30,926.30 is: 46,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,327.26 : 112,926.48 = 30,926.30 : x
  2. Step 2: Convert to fraction form
    75,327.26/112,926.48 = 30,926.30/x
  3. Step 3: Cross multiply
    75,327.26x = 112,926.48 × 30,926.30
  4. Step 4: Simplify right side
    75,327.26x = 3,492,398,198.42
  5. Step 5: Solve for x
    x = 3,492,398,198.42/75,327.26
  6. Step 6: Final answer
    x = 46,363.01

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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.