Home / 67,385.18-101,078.04-17,461.70

Finding the Fourth Proportional to 67,385.18, 101,078.04 and 17,461.70

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Solution

The fourth proportional to 67,385.18, 101,078.04 and 17,461.70 is: 26,192.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,385.18 : 101,078.04 = 17,461.70 : x
  2. Step 2: Convert to fraction form
    67,385.18/101,078.04 = 17,461.70/x
  3. Step 3: Cross multiply
    67,385.18x = 101,078.04 × 17,461.70
  4. Step 4: Simplify right side
    67,385.18x = 1,764,994,411.07
  5. Step 5: Solve for x
    x = 1,764,994,411.07/67,385.18
  6. Step 6: Final answer
    x = 26,192.62

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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.