Home / 144,133.50-198,846.96-96,311.10

Finding the Fourth Proportional to 144,133.50, 198,846.96 and 96,311.10

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Solution

The fourth proportional to 144,133.50, 198,846.96 and 96,311.10 is: 132,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,133.50 : 198,846.96 = 96,311.10 : x
  2. Step 2: Convert to fraction form
    144,133.50/198,846.96 = 96,311.10/x
  3. Step 3: Cross multiply
    144,133.50x = 198,846.96 × 96,311.10
  4. Step 4: Simplify right side
    144,133.50x = 19,151,169,449.26
  5. Step 5: Solve for x
    x = 19,151,169,449.26/144,133.50
  6. Step 6: Final answer
    x = 132,871.05

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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.