Home / 62,278.20-85,945.80-35,424.54

Finding the Fourth Proportional to 62,278.20, 85,945.80 and 35,424.54

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Solution

The fourth proportional to 62,278.20, 85,945.80 and 35,424.54 is: 48,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,278.20 : 85,945.80 = 35,424.54 : x
  2. Step 2: Convert to fraction form
    62,278.20/85,945.80 = 35,424.54/x
  3. Step 3: Cross multiply
    62,278.20x = 85,945.80 × 35,424.54
  4. Step 4: Simplify right side
    62,278.20x = 3,044,590,429.93
  5. Step 5: Solve for x
    x = 3,044,590,429.93/62,278.20
  6. Step 6: Final answer
    x = 48,886.94

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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.