Home / 68,284.10-102,422.50-26,184.35

Finding the Fourth Proportional to 68,284.10, 102,422.50 and 26,184.35

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Solution

The fourth proportional to 68,284.10, 102,422.50 and 26,184.35 is: 39,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,284.10 : 102,422.50 = 26,184.35 : x
  2. Step 2: Convert to fraction form
    68,284.10/102,422.50 = 26,184.35/x
  3. Step 3: Cross multiply
    68,284.10x = 102,422.50 × 26,184.35
  4. Step 4: Simplify right side
    68,284.10x = 2,681,866,010.30
  5. Step 5: Solve for x
    x = 2,681,866,010.30/68,284.10
  6. Step 6: Final answer
    x = 39,275.12

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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.