Home / 67,548.14-101,267.53-28,134.76

Finding the Fourth Proportional to 67,548.14, 101,267.53 and 28,134.76

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Solution

The fourth proportional to 67,548.14, 101,267.53 and 28,134.76 is: 42,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,548.14 : 101,267.53 = 28,134.76 : x
  2. Step 2: Convert to fraction form
    67,548.14/101,267.53 = 28,134.76/x
  3. Step 3: Cross multiply
    67,548.14x = 101,267.53 × 28,134.76
  4. Step 4: Simplify right side
    67,548.14x = 2,849,137,676.97
  5. Step 5: Solve for x
    x = 2,849,137,676.97/67,548.14
  6. Step 6: Final answer
    x = 42,179.36

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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.