Home / 144,248.44-199,043.70-80,575.96

Finding the Fourth Proportional to 144,248.44, 199,043.70 and 80,575.96

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Solution

The fourth proportional to 144,248.44, 199,043.70 and 80,575.96 is: 111,184.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,248.44 : 199,043.70 = 80,575.96 : x
  2. Step 2: Convert to fraction form
    144,248.44/199,043.70 = 80,575.96/x
  3. Step 3: Cross multiply
    144,248.44x = 199,043.70 × 80,575.96
  4. Step 4: Simplify right side
    144,248.44x = 16,038,137,209.45
  5. Step 5: Solve for x
    x = 16,038,137,209.45/144,248.44
  6. Step 6: Final answer
    x = 111,184.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.