Home / 98,815.02-148,154.49-35,620.44

Finding the Fourth Proportional to 98,815.02, 148,154.49 and 35,620.44

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Solution

The fourth proportional to 98,815.02, 148,154.49 and 35,620.44 is: 53,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,815.02 : 148,154.49 = 35,620.44 : x
  2. Step 2: Convert to fraction form
    98,815.02/148,154.49 = 35,620.44/x
  3. Step 3: Cross multiply
    98,815.02x = 148,154.49 × 35,620.44
  4. Step 4: Simplify right side
    98,815.02x = 5,277,328,121.78
  5. Step 5: Solve for x
    x = 5,277,328,121.78/98,815.02
  6. Step 6: Final answer
    x = 53,406.13

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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.