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Finding the Fourth Proportional to 88,662.65, 122,327.81 and 58,437.11

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Solution

The fourth proportional to 88,662.65, 122,327.81 and 58,437.11 is: 80,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,662.65 : 122,327.81 = 58,437.11 : x
  2. Step 2: Convert to fraction form
    88,662.65/122,327.81 = 58,437.11/x
  3. Step 3: Cross multiply
    88,662.65x = 122,327.81 × 58,437.11
  4. Step 4: Simplify right side
    88,662.65x = 7,148,483,396.84
  5. Step 5: Solve for x
    x = 7,148,483,396.84/88,662.65
  6. Step 6: Final answer
    x = 80,625.65

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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.