Home / 144,027.28-198,670.26-92,959.84

Finding the Fourth Proportional to 144,027.28, 198,670.26 and 92,959.84

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Solution

The fourth proportional to 144,027.28, 198,670.26 and 92,959.84 is: 128,228.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,027.28 : 198,670.26 = 92,959.84 : x
  2. Step 2: Convert to fraction form
    144,027.28/198,670.26 = 92,959.84/x
  3. Step 3: Cross multiply
    144,027.28x = 198,670.26 × 92,959.84
  4. Step 4: Simplify right side
    144,027.28x = 18,468,355,582.36
  5. Step 5: Solve for x
    x = 18,468,355,582.36/144,027.28
  6. Step 6: Final answer
    x = 128,228.18

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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.