Home / 96,226.20-144,047.70-72,703.80

Finding the Fourth Proportional to 96,226.20, 144,047.70 and 72,703.80

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Solution

The fourth proportional to 96,226.20, 144,047.70 and 72,703.80 is: 108,835.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,226.20 : 144,047.70 = 72,703.80 : x
  2. Step 2: Convert to fraction form
    96,226.20/144,047.70 = 72,703.80/x
  3. Step 3: Cross multiply
    96,226.20x = 144,047.70 × 72,703.80
  4. Step 4: Simplify right side
    96,226.20x = 10,472,815,171.26
  5. Step 5: Solve for x
    x = 10,472,815,171.26/96,226.20
  6. Step 6: Final answer
    x = 108,835.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.