Home / 105,992.28-146,269.95-57,594.57

Finding the Fourth Proportional to 105,992.28, 146,269.95 and 57,594.57

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Solution

The fourth proportional to 105,992.28, 146,269.95 and 57,594.57 is: 79,480.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,992.28 : 146,269.95 = 57,594.57 : x
  2. Step 2: Convert to fraction form
    105,992.28/146,269.95 = 57,594.57/x
  3. Step 3: Cross multiply
    105,992.28x = 146,269.95 × 57,594.57
  4. Step 4: Simplify right side
    105,992.28x = 8,424,354,874.17
  5. Step 5: Solve for x
    x = 8,424,354,874.17/105,992.28
  6. Step 6: Final answer
    x = 79,480.83

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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.