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Finding the Fourth Proportional to 73,820.21, 101,875.21 and 41,565.92

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Solution

The fourth proportional to 73,820.21, 101,875.21 and 41,565.92 is: 57,362.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,820.21 : 101,875.21 = 41,565.92 : x
  2. Step 2: Convert to fraction form
    73,820.21/101,875.21 = 41,565.92/x
  3. Step 3: Cross multiply
    73,820.21x = 101,875.21 × 41,565.92
  4. Step 4: Simplify right side
    73,820.21x = 4,234,536,828.84
  5. Step 5: Solve for x
    x = 4,234,536,828.84/73,820.21
  6. Step 6: Final answer
    x = 57,362.84

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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.