Home / 195,815.60-293,723.40-140,519.60

Finding the Fourth Proportional to 195,815.60, 293,723.40 and 140,519.60

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Solution

The fourth proportional to 195,815.60, 293,723.40 and 140,519.60 is: 210,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,815.60 : 293,723.40 = 140,519.60 : x
  2. Step 2: Convert to fraction form
    195,815.60/293,723.40 = 140,519.60/x
  3. Step 3: Cross multiply
    195,815.60x = 293,723.40 × 140,519.60
  4. Step 4: Simplify right side
    195,815.60x = 41,273,894,678.64
  5. Step 5: Solve for x
    x = 41,273,894,678.64/195,815.60
  6. Step 6: Final answer
    x = 210,779.40

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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.