Home / 168,844.10-253,266.15-98,687.30

Finding the Fourth Proportional to 168,844.10, 253,266.15 and 98,687.30

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Solution

The fourth proportional to 168,844.10, 253,266.15 and 98,687.30 is: 148,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,844.10 : 253,266.15 = 98,687.30 : x
  2. Step 2: Convert to fraction form
    168,844.10/253,266.15 = 98,687.30/x
  3. Step 3: Cross multiply
    168,844.10x = 253,266.15 × 98,687.30
  4. Step 4: Simplify right side
    168,844.10x = 24,994,152,524.90
  5. Step 5: Solve for x
    x = 24,994,152,524.90/168,844.10
  6. Step 6: Final answer
    x = 148,030.95

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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.