Home / 147,012.86-202,865.55-82,473.27

Finding the Fourth Proportional to 147,012.86, 202,865.55 and 82,473.27

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Solution

The fourth proportional to 147,012.86, 202,865.55 and 82,473.27 is: 113,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,012.86 : 202,865.55 = 82,473.27 : x
  2. Step 2: Convert to fraction form
    147,012.86/202,865.55 = 82,473.27/x
  3. Step 3: Cross multiply
    147,012.86x = 202,865.55 × 82,473.27
  4. Step 4: Simplify right side
    147,012.86x = 16,730,985,278.85
  5. Step 5: Solve for x
    x = 16,730,985,278.85/147,012.86
  6. Step 6: Final answer
    x = 113,806.27

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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.