Home / 147,523.86-203,583.60-83,874.96

Finding the Fourth Proportional to 147,523.86, 203,583.60 and 83,874.96

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Solution

The fourth proportional to 147,523.86, 203,583.60 and 83,874.96 is: 115,747.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,523.86 : 203,583.60 = 83,874.96 : x
  2. Step 2: Convert to fraction form
    147,523.86/203,583.60 = 83,874.96/x
  3. Step 3: Cross multiply
    147,523.86x = 203,583.60 × 83,874.96
  4. Step 4: Simplify right side
    147,523.86x = 17,075,566,306.66
  5. Step 5: Solve for x
    x = 17,075,566,306.66/147,523.86
  6. Step 6: Final answer
    x = 115,747.83

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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.