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Finding the Fourth Proportional to 65,627, 90,564.44 and 37,332.62

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Solution

The fourth proportional to 65,627, 90,564.44 and 37,332.62 is: 51,518.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,627 : 90,564.44 = 37,332.62 : x
  2. Step 2: Convert to fraction form
    65,627/90,564.44 = 37,332.62/x
  3. Step 3: Cross multiply
    65,627x = 90,564.44 × 37,332.62
  4. Step 4: Simplify right side
    65,627x = 3,381,007,824.03
  5. Step 5: Solve for x
    x = 3,381,007,824.03/65,627
  6. Step 6: Final answer
    x = 51,518.55

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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.