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Finding the Fourth Proportional to 48,964.74, 67,592 and 33,070.71

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Solution

The fourth proportional to 48,964.74, 67,592 and 33,070.71 is: 45,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,964.74 : 67,592 = 33,070.71 : x
  2. Step 2: Convert to fraction form
    48,964.74/67,592 = 33,070.71/x
  3. Step 3: Cross multiply
    48,964.74x = 67,592 × 33,070.71
  4. Step 4: Simplify right side
    48,964.74x = 2,235,315,430.32
  5. Step 5: Solve for x
    x = 2,235,315,430.32/48,964.74
  6. Step 6: Final answer
    x = 45,651.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.