Home / 144,517.02-199,437.03-80,858.94

Finding the Fourth Proportional to 144,517.02, 199,437.03 and 80,858.94

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Solution

The fourth proportional to 144,517.02, 199,437.03 and 80,858.94 is: 111,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,517.02 : 199,437.03 = 80,858.94 : x
  2. Step 2: Convert to fraction form
    144,517.02/199,437.03 = 80,858.94/x
  3. Step 3: Cross multiply
    144,517.02x = 199,437.03 × 80,858.94
  4. Step 4: Simplify right side
    144,517.02x = 16,126,266,842.55
  5. Step 5: Solve for x
    x = 16,126,266,842.55/144,517.02
  6. Step 6: Final answer
    x = 111,587.32

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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.