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Finding the Fourth Proportional to 73,775.84, 101,809.64 and 41,508.04

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Solution

The fourth proportional to 73,775.84, 101,809.64 and 41,508.04 is: 57,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,775.84 : 101,809.64 = 41,508.04 : x
  2. Step 2: Convert to fraction form
    73,775.84/101,809.64 = 41,508.04/x
  3. Step 3: Cross multiply
    73,775.84x = 101,809.64 × 41,508.04
  4. Step 4: Simplify right side
    73,775.84x = 4,225,918,609.51
  5. Step 5: Solve for x
    x = 4,225,918,609.51/73,775.84
  6. Step 6: Final answer
    x = 57,280.52

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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.