Home / 102,568.06-141,551.04-57,254.95

Finding the Fourth Proportional to 102,568.06, 141,551.04 and 57,254.95

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Solution

The fourth proportional to 102,568.06, 141,551.04 and 57,254.95 is: 79,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,568.06 : 141,551.04 = 57,254.95 : x
  2. Step 2: Convert to fraction form
    102,568.06/141,551.04 = 57,254.95/x
  3. Step 3: Cross multiply
    102,568.06x = 141,551.04 × 57,254.95
  4. Step 4: Simplify right side
    102,568.06x = 8,104,497,717.65
  5. Step 5: Solve for x
    x = 8,104,497,717.65/102,568.06
  6. Step 6: Final answer
    x = 79,015.80

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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.