Home / 98,965.44-148,513.77-52,251.12

Finding the Fourth Proportional to 98,965.44, 148,513.77 and 52,251.12

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Solution

The fourth proportional to 98,965.44, 148,513.77 and 52,251.12 is: 78,411.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,965.44 : 148,513.77 = 52,251.12 : x
  2. Step 2: Convert to fraction form
    98,965.44/148,513.77 = 52,251.12/x
  3. Step 3: Cross multiply
    98,965.44x = 148,513.77 × 52,251.12
  4. Step 4: Simplify right side
    98,965.44x = 7,760,010,817.92
  5. Step 5: Solve for x
    x = 7,760,010,817.92/98,965.44
  6. Step 6: Final answer
    x = 78,411.32

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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.