Home / 144,079.36-198,591.58-96,315.28

Finding the Fourth Proportional to 144,079.36, 198,591.58 and 96,315.28

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Solution

The fourth proportional to 144,079.36, 198,591.58 and 96,315.28 is: 132,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,079.36 : 198,591.58 = 96,315.28 : x
  2. Step 2: Convert to fraction form
    144,079.36/198,591.58 = 96,315.28/x
  3. Step 3: Cross multiply
    144,079.36x = 198,591.58 × 96,315.28
  4. Step 4: Simplify right side
    144,079.36x = 19,127,403,633.34
  5. Step 5: Solve for x
    x = 19,127,403,633.34/144,079.36
  6. Step 6: Final answer
    x = 132,756.03

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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.