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Finding the Fourth Proportional to 62,456.07, 86,197.72 and 35,237.74

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Solution

The fourth proportional to 62,456.07, 86,197.72 and 35,237.74 is: 48,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,456.07 : 86,197.72 = 35,237.74 : x
  2. Step 2: Convert to fraction form
    62,456.07/86,197.72 = 35,237.74/x
  3. Step 3: Cross multiply
    62,456.07x = 86,197.72 × 35,237.74
  4. Step 4: Simplify right side
    62,456.07x = 3,037,412,821.56
  5. Step 5: Solve for x
    x = 3,037,412,821.56/62,456.07
  6. Step 6: Final answer
    x = 48,632.79

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1.5x scale

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.