Home / 96,579.80-144,869.70-84,906.20

Finding the Fourth Proportional to 96,579.80, 144,869.70 and 84,906.20

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Solution

The fourth proportional to 96,579.80, 144,869.70 and 84,906.20 is: 127,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,579.80 : 144,869.70 = 84,906.20 : x
  2. Step 2: Convert to fraction form
    96,579.80/144,869.70 = 84,906.20/x
  3. Step 3: Cross multiply
    96,579.80x = 144,869.70 × 84,906.20
  4. Step 4: Simplify right side
    96,579.80x = 12,300,335,722.14
  5. Step 5: Solve for x
    x = 12,300,335,722.14/96,579.80
  6. Step 6: Final answer
    x = 127,359.30

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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.