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Finding the Fourth Proportional to 61,235.67, 84,499.74 and 35,744.27

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Solution

The fourth proportional to 61,235.67, 84,499.74 and 35,744.27 is: 49,323.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,235.67 : 84,499.74 = 35,744.27 : x
  2. Step 2: Convert to fraction form
    61,235.67/84,499.74 = 35,744.27/x
  3. Step 3: Cross multiply
    61,235.67x = 84,499.74 × 35,744.27
  4. Step 4: Simplify right side
    61,235.67x = 3,020,381,098.99
  5. Step 5: Solve for x
    x = 3,020,381,098.99/61,235.67
  6. Step 6: Final answer
    x = 49,323.88

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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.