Home / 175,785.60-263,651.40-57,457.56

Finding the Fourth Proportional to 175,785.60, 263,651.40 and 57,457.56

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Solution

The fourth proportional to 175,785.60, 263,651.40 and 57,457.56 is: 86,177.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,785.60 : 263,651.40 = 57,457.56 : x
  2. Step 2: Convert to fraction form
    175,785.60/263,651.40 = 57,457.56/x
  3. Step 3: Cross multiply
    175,785.60x = 263,651.40 × 57,457.56
  4. Step 4: Simplify right side
    175,785.60x = 15,148,766,134.58
  5. Step 5: Solve for x
    x = 15,148,766,134.58/175,785.60
  6. Step 6: Final answer
    x = 86,177.51

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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.