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Finding the Fourth Proportional to 59,395.99, 81,966.47 and 35,522.66

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Solution

The fourth proportional to 59,395.99, 81,966.47 and 35,522.66 is: 49,021.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,395.99 : 81,966.47 = 35,522.66 : x
  2. Step 2: Convert to fraction form
    59,395.99/81,966.47 = 35,522.66/x
  3. Step 3: Cross multiply
    59,395.99x = 81,966.47 × 35,522.66
  4. Step 4: Simplify right side
    59,395.99x = 2,911,667,045.21
  5. Step 5: Solve for x
    x = 2,911,667,045.21/59,395.99
  6. Step 6: Final answer
    x = 49,021.27

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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.