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Finding the Fourth Proportional to 58,119.12, 80,207.01 and 45,522

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Solution

The fourth proportional to 58,119.12, 80,207.01 and 45,522 is: 62,822.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,119.12 : 80,207.01 = 45,522 : x
  2. Step 2: Convert to fraction form
    58,119.12/80,207.01 = 45,522/x
  3. Step 3: Cross multiply
    58,119.12x = 80,207.01 × 45,522
  4. Step 4: Simplify right side
    58,119.12x = 3,651,183,509.22
  5. Step 5: Solve for x
    x = 3,651,183,509.22/58,119.12
  6. Step 6: Final answer
    x = 62,822.42

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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.