Home / 144,836.02-199,873.66-80,305.06

Finding the Fourth Proportional to 144,836.02, 199,873.66 and 80,305.06

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Solution

The fourth proportional to 144,836.02, 199,873.66 and 80,305.06 is: 110,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,836.02 : 199,873.66 = 80,305.06 : x
  2. Step 2: Convert to fraction form
    144,836.02/199,873.66 = 80,305.06/x
  3. Step 3: Cross multiply
    144,836.02x = 199,873.66 × 80,305.06
  4. Step 4: Simplify right side
    144,836.02x = 16,050,866,258.72
  5. Step 5: Solve for x
    x = 16,050,866,258.72/144,836.02
  6. Step 6: Final answer
    x = 110,820.96

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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.