Home / 293,171.60-439,433.40-115,619.60

Finding the Fourth Proportional to 293,171.60, 439,433.40 and 115,619.60

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Solution

The fourth proportional to 293,171.60, 439,433.40 and 115,619.60 is: 173,301.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,171.60 : 439,433.40 = 115,619.60 : x
  2. Step 2: Convert to fraction form
    293,171.60/439,433.40 = 115,619.60/x
  3. Step 3: Cross multiply
    293,171.60x = 439,433.40 × 115,619.60
  4. Step 4: Simplify right side
    293,171.60x = 50,807,113,934.64
  5. Step 5: Solve for x
    x = 50,807,113,934.64/293,171.60
  6. Step 6: Final answer
    x = 173,301.62

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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.