Home / 74,990.08-112,253.44-41,171.52

Finding the Fourth Proportional to 74,990.08, 112,253.44 and 41,171.52

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Solution

The fourth proportional to 74,990.08, 112,253.44 and 41,171.52 is: 61,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,990.08 : 112,253.44 = 41,171.52 : x
  2. Step 2: Convert to fraction form
    74,990.08/112,253.44 = 41,171.52/x
  3. Step 3: Cross multiply
    74,990.08x = 112,253.44 × 41,171.52
  4. Step 4: Simplify right side
    74,990.08x = 4,621,644,750.03
  5. Step 5: Solve for x
    x = 4,621,644,750.03/74,990.08
  6. Step 6: Final answer
    x = 61,630.08

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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.