Home / 174,815.60-262,223.40-74,958.80

Finding the Fourth Proportional to 174,815.60, 262,223.40 and 74,958.80

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Solution

The fourth proportional to 174,815.60, 262,223.40 and 74,958.80 is: 112,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,815.60 : 262,223.40 = 74,958.80 : x
  2. Step 2: Convert to fraction form
    174,815.60/262,223.40 = 74,958.80/x
  3. Step 3: Cross multiply
    174,815.60x = 262,223.40 × 74,958.80
  4. Step 4: Simplify right side
    174,815.60x = 19,655,951,395.92
  5. Step 5: Solve for x
    x = 19,655,951,395.92/174,815.60
  6. Step 6: Final answer
    x = 112,438.20

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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.