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Finding the Fourth Proportional to 64,083.47, 88,437.71 and 36,859.51

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Solution

The fourth proportional to 64,083.47, 88,437.71 and 36,859.51 is: 50,867.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,083.47 : 88,437.71 = 36,859.51 : x
  2. Step 2: Convert to fraction form
    64,083.47/88,437.71 = 36,859.51/x
  3. Step 3: Cross multiply
    64,083.47x = 88,437.71 × 36,859.51
  4. Step 4: Simplify right side
    64,083.47x = 3,259,770,527.18
  5. Step 5: Solve for x
    x = 3,259,770,527.18/64,083.47
  6. Step 6: Final answer
    x = 50,867.57

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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.