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Finding the Fourth Proportional to 73,657.19, 101,659.16 and 43,449.94

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Solution

The fourth proportional to 73,657.19, 101,659.16 and 43,449.94 is: 59,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,657.19 : 101,659.16 = 43,449.94 : x
  2. Step 2: Convert to fraction form
    73,657.19/101,659.16 = 43,449.94/x
  3. Step 3: Cross multiply
    73,657.19x = 101,659.16 × 43,449.94
  4. Step 4: Simplify right side
    73,657.19x = 4,417,083,676.90
  5. Step 5: Solve for x
    x = 4,417,083,676.90/73,657.19
  6. Step 6: Final answer
    x = 59,968.13

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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.