Home / 94,537.80-141,806.70-76,823.10

Finding the Fourth Proportional to 94,537.80, 141,806.70 and 76,823.10

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Solution

The fourth proportional to 94,537.80, 141,806.70 and 76,823.10 is: 115,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,537.80 : 141,806.70 = 76,823.10 : x
  2. Step 2: Convert to fraction form
    94,537.80/141,806.70 = 76,823.10/x
  3. Step 3: Cross multiply
    94,537.80x = 141,806.70 × 76,823.10
  4. Step 4: Simplify right side
    94,537.80x = 10,894,030,294.77
  5. Step 5: Solve for x
    x = 10,894,030,294.77/94,537.80
  6. Step 6: Final answer
    x = 115,234.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.