Home / 61,120.28-91,668.06-35,804.60

Finding the Fourth Proportional to 61,120.28, 91,668.06 and 35,804.60

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Solution

The fourth proportional to 61,120.28, 91,668.06 and 35,804.60 is: 53,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,120.28 : 91,668.06 = 35,804.60 : x
  2. Step 2: Convert to fraction form
    61,120.28/91,668.06 = 35,804.60/x
  3. Step 3: Cross multiply
    61,120.28x = 91,668.06 × 35,804.60
  4. Step 4: Simplify right side
    61,120.28x = 3,282,138,221.08
  5. Step 5: Solve for x
    x = 3,282,138,221.08/61,120.28
  6. Step 6: Final answer
    x = 53,699.66

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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.