Home / 61,181.57-84,431.87-34,326.02

Finding the Fourth Proportional to 61,181.57, 84,431.87 and 34,326.02

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Solution

The fourth proportional to 61,181.57, 84,431.87 and 34,326.02 is: 47,370.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,181.57 : 84,431.87 = 34,326.02 : x
  2. Step 2: Convert to fraction form
    61,181.57/84,431.87 = 34,326.02/x
  3. Step 3: Cross multiply
    61,181.57x = 84,431.87 × 34,326.02
  4. Step 4: Simplify right side
    61,181.57x = 2,898,209,464.47
  5. Step 5: Solve for x
    x = 2,898,209,464.47/61,181.57
  6. Step 6: Final answer
    x = 47,370.63

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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.