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Finding the Fourth Proportional to 61,062.36, 91,627.56 and 32,981.84

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Solution

The fourth proportional to 61,062.36, 91,627.56 and 32,981.84 is: 49,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,062.36 : 91,627.56 = 32,981.84 : x
  2. Step 2: Convert to fraction form
    61,062.36/91,627.56 = 32,981.84/x
  3. Step 3: Cross multiply
    61,062.36x = 91,627.56 × 32,981.84
  4. Step 4: Simplify right side
    61,062.36x = 3,022,045,523.51
  5. Step 5: Solve for x
    x = 3,022,045,523.51/61,062.36
  6. Step 6: Final answer
    x = 49,491.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.