Home / 102,811.16-141,895.46-62,537.56

Finding the Fourth Proportional to 102,811.16, 141,895.46 and 62,537.56

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Solution

The fourth proportional to 102,811.16, 141,895.46 and 62,537.56 is: 86,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,811.16 : 141,895.46 = 62,537.56 : x
  2. Step 2: Convert to fraction form
    102,811.16/141,895.46 = 62,537.56/x
  3. Step 3: Cross multiply
    102,811.16x = 141,895.46 × 62,537.56
  4. Step 4: Simplify right side
    102,811.16x = 8,873,795,843.48
  5. Step 5: Solve for x
    x = 8,873,795,843.48/102,811.16
  6. Step 6: Final answer
    x = 86,311.60

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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.