Home / 67,518.90-101,283.27-23,145.28

Finding the Fourth Proportional to 67,518.90, 101,283.27 and 23,145.28

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Solution

The fourth proportional to 67,518.90, 101,283.27 and 23,145.28 is: 34,719.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,518.90 : 101,283.27 = 23,145.28 : x
  2. Step 2: Convert to fraction form
    67,518.90/101,283.27 = 23,145.28/x
  3. Step 3: Cross multiply
    67,518.90x = 101,283.27 × 23,145.28
  4. Step 4: Simplify right side
    67,518.90x = 2,344,229,137.05
  5. Step 5: Solve for x
    x = 2,344,229,137.05/67,518.90
  6. Step 6: Final answer
    x = 34,719.60

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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.