Home / 226,727.70-340,091.55-77,136.90

Finding the Fourth Proportional to 226,727.70, 340,091.55 and 77,136.90

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Solution

The fourth proportional to 226,727.70, 340,091.55 and 77,136.90 is: 115,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,727.70 : 340,091.55 = 77,136.90 : x
  2. Step 2: Convert to fraction form
    226,727.70/340,091.55 = 77,136.90/x
  3. Step 3: Cross multiply
    226,727.70x = 340,091.55 × 77,136.90
  4. Step 4: Simplify right side
    226,727.70x = 26,233,607,883.20
  5. Step 5: Solve for x
    x = 26,233,607,883.20/226,727.70
  6. Step 6: Final answer
    x = 115,705.35

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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.