Home / 102,846.65-141,941.51-57,527.15

Finding the Fourth Proportional to 102,846.65, 141,941.51 and 57,527.15

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Solution

The fourth proportional to 102,846.65, 141,941.51 and 57,527.15 is: 79,394.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,846.65 : 141,941.51 = 57,527.15 : x
  2. Step 2: Convert to fraction form
    102,846.65/141,941.51 = 57,527.15/x
  3. Step 3: Cross multiply
    102,846.65x = 141,941.51 × 57,527.15
  4. Step 4: Simplify right side
    102,846.65x = 8,165,490,078.97
  5. Step 5: Solve for x
    x = 8,165,490,078.97/102,846.65
  6. Step 6: Final answer
    x = 79,394.81

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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.