Home / 61,068.20-91,628.64-32,982.68

Finding the Fourth Proportional to 61,068.20, 91,628.64 and 32,982.68

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Solution

The fourth proportional to 61,068.20, 91,628.64 and 32,982.68 is: 49,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,068.20 : 91,628.64 = 32,982.68 : x
  2. Step 2: Convert to fraction form
    61,068.20/91,628.64 = 32,982.68/x
  3. Step 3: Cross multiply
    61,068.20x = 91,628.64 × 32,982.68
  4. Step 4: Simplify right side
    61,068.20x = 3,022,158,111.96
  5. Step 5: Solve for x
    x = 3,022,158,111.96/61,068.20
  6. Step 6: Final answer
    x = 49,488.25

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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.