Home / 144,858.04-199,900.58-80,326.92

Finding the Fourth Proportional to 144,858.04, 199,900.58 and 80,326.92

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Solution

The fourth proportional to 144,858.04, 199,900.58 and 80,326.92 is: 110,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,858.04 : 199,900.58 = 80,326.92 : x
  2. Step 2: Convert to fraction form
    144,858.04/199,900.58 = 80,326.92/x
  3. Step 3: Cross multiply
    144,858.04x = 199,900.58 × 80,326.92
  4. Step 4: Simplify right side
    144,858.04x = 16,057,397,897.61
  5. Step 5: Solve for x
    x = 16,057,397,897.61/144,858.04
  6. Step 6: Final answer
    x = 110,849.20

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1.5x scale

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.