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Finding the Fourth Proportional to 73,479.39, 101,402.73 and 41,647.62

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Solution

The fourth proportional to 73,479.39, 101,402.73 and 41,647.62 is: 57,474.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,479.39 : 101,402.73 = 41,647.62 : x
  2. Step 2: Convert to fraction form
    73,479.39/101,402.73 = 41,647.62/x
  3. Step 3: Cross multiply
    73,479.39x = 101,402.73 × 41,647.62
  4. Step 4: Simplify right side
    73,479.39x = 4,223,182,366.00
  5. Step 5: Solve for x
    x = 4,223,182,366.00/73,479.39
  6. Step 6: Final answer
    x = 57,474.38

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1.5x scale

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.