Home / 75,327.94-113,038.04-30,341.04

Finding the Fourth Proportional to 75,327.94, 113,038.04 and 30,341.04

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Solution

The fourth proportional to 75,327.94, 113,038.04 and 30,341.04 is: 45,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,327.94 : 113,038.04 = 30,341.04 : x
  2. Step 2: Convert to fraction form
    75,327.94/113,038.04 = 30,341.04/x
  3. Step 3: Cross multiply
    75,327.94x = 113,038.04 × 30,341.04
  4. Step 4: Simplify right side
    75,327.94x = 3,429,691,693.16
  5. Step 5: Solve for x
    x = 3,429,691,693.16/75,327.94
  6. Step 6: Final answer
    x = 45,530.14

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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.