Home / 52,306.42-72,193.34-31,081.58

Finding the Fourth Proportional to 52,306.42, 72,193.34 and 31,081.58

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Solution

The fourth proportional to 52,306.42, 72,193.34 and 31,081.58 is: 42,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,306.42 : 72,193.34 = 31,081.58 : x
  2. Step 2: Convert to fraction form
    52,306.42/72,193.34 = 31,081.58/x
  3. Step 3: Cross multiply
    52,306.42x = 72,193.34 × 31,081.58
  4. Step 4: Simplify right side
    52,306.42x = 2,243,883,072.68
  5. Step 5: Solve for x
    x = 2,243,883,072.68/52,306.42
  6. Step 6: Final answer
    x = 42,898.81

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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.