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Finding the Fourth Proportional to 67,010.10, 100,526.10 and 22,639.50

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Solution

The fourth proportional to 67,010.10, 100,526.10 and 22,639.50 is: 33,962.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,010.10 : 100,526.10 = 22,639.50 : x
  2. Step 2: Convert to fraction form
    67,010.10/100,526.10 = 22,639.50/x
  3. Step 3: Cross multiply
    67,010.10x = 100,526.10 × 22,639.50
  4. Step 4: Simplify right side
    67,010.10x = 2,275,860,640.95
  5. Step 5: Solve for x
    x = 2,275,860,640.95/67,010.10
  6. Step 6: Final answer
    x = 33,962.95

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1.5x scale

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.