Home / 144,788.41-216,942.58-102,458.75

Finding the Fourth Proportional to 144,788.41, 216,942.58 and 102,458.75

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Solution

The fourth proportional to 144,788.41, 216,942.58 and 102,458.75 is: 153,518.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,788.41 : 216,942.58 = 102,458.75 : x
  2. Step 2: Convert to fraction form
    144,788.41/216,942.58 = 102,458.75/x
  3. Step 3: Cross multiply
    144,788.41x = 216,942.58 × 102,458.75
  4. Step 4: Simplify right side
    144,788.41x = 22,227,665,854.78
  5. Step 5: Solve for x
    x = 22,227,665,854.78/144,788.41
  6. Step 6: Final answer
    x = 153,518.27

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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.