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Finding the Fourth Proportional to 67,059.89, 100,498.25 and 33,802.45

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Solution

The fourth proportional to 67,059.89, 100,498.25 and 33,802.45 is: 50,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,059.89 : 100,498.25 = 33,802.45 : x
  2. Step 2: Convert to fraction form
    67,059.89/100,498.25 = 33,802.45/x
  3. Step 3: Cross multiply
    67,059.89x = 100,498.25 × 33,802.45
  4. Step 4: Simplify right side
    67,059.89x = 3,397,087,070.71
  5. Step 5: Solve for x
    x = 3,397,087,070.71/67,059.89
  6. Step 6: Final answer
    x = 50,657.51

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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.