Home / 74,313.68-111,487.04-34,849.76

Finding the Fourth Proportional to 74,313.68, 111,487.04 and 34,849.76

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Solution

The fourth proportional to 74,313.68, 111,487.04 and 34,849.76 is: 52,282.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,313.68 : 111,487.04 = 34,849.76 : x
  2. Step 2: Convert to fraction form
    74,313.68/111,487.04 = 34,849.76/x
  3. Step 3: Cross multiply
    74,313.68x = 111,487.04 × 34,849.76
  4. Step 4: Simplify right side
    74,313.68x = 3,885,296,587.11
  5. Step 5: Solve for x
    x = 3,885,296,587.11/74,313.68
  6. Step 6: Final answer
    x = 52,282.39

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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.