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Finding the Fourth Proportional to 73,331.84, 101,199.37 and 47,854.51

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Solution

The fourth proportional to 73,331.84, 101,199.37 and 47,854.51 is: 66,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,331.84 : 101,199.37 = 47,854.51 : x
  2. Step 2: Convert to fraction form
    73,331.84/101,199.37 = 47,854.51/x
  3. Step 3: Cross multiply
    73,331.84x = 101,199.37 × 47,854.51
  4. Step 4: Simplify right side
    73,331.84x = 4,842,846,263.66
  5. Step 5: Solve for x
    x = 4,842,846,263.66/73,331.84
  6. Step 6: Final answer
    x = 66,040.16

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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.