Home / 113,069.60-169,629.02-34,181.78

Finding the Fourth Proportional to 113,069.60, 169,629.02 and 34,181.78

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Solution

The fourth proportional to 113,069.60, 169,629.02 and 34,181.78 is: 51,280.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,069.60 : 169,629.02 = 34,181.78 : x
  2. Step 2: Convert to fraction form
    113,069.60/169,629.02 = 34,181.78/x
  3. Step 3: Cross multiply
    113,069.60x = 169,629.02 × 34,181.78
  4. Step 4: Simplify right side
    113,069.60x = 5,798,221,843.26
  5. Step 5: Solve for x
    x = 5,798,221,843.26/113,069.60
  6. Step 6: Final answer
    x = 51,280.11

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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.