Home / 140,141.60-209,941.42-117,382.02

Finding the Fourth Proportional to 140,141.60, 209,941.42 and 117,382.02

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Solution

The fourth proportional to 140,141.60, 209,941.42 and 117,382.02 is: 175,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,141.60 : 209,941.42 = 117,382.02 : x
  2. Step 2: Convert to fraction form
    140,141.60/209,941.42 = 117,382.02/x
  3. Step 3: Cross multiply
    140,141.60x = 209,941.42 × 117,382.02
  4. Step 4: Simplify right side
    140,141.60x = 24,643,347,961.27
  5. Step 5: Solve for x
    x = 24,643,347,961.27/140,141.60
  6. Step 6: Final answer
    x = 175,846.06

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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.