Home / 67,695.18-101,567.07-30,252.12

Finding the Fourth Proportional to 67,695.18, 101,567.07 and 30,252.12

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Solution

The fourth proportional to 67,695.18, 101,567.07 and 30,252.12 is: 45,389.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,695.18 : 101,567.07 = 30,252.12 : x
  2. Step 2: Convert to fraction form
    67,695.18/101,567.07 = 30,252.12/x
  3. Step 3: Cross multiply
    67,695.18x = 101,567.07 × 30,252.12
  4. Step 4: Simplify right side
    67,695.18x = 3,072,619,189.69
  5. Step 5: Solve for x
    x = 3,072,619,189.69/67,695.18
  6. Step 6: Final answer
    x = 45,389.04

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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.