Home / 150,705.78-226,098.06-87,465.12

Finding the Fourth Proportional to 150,705.78, 226,098.06 and 87,465.12

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Solution

The fourth proportional to 150,705.78, 226,098.06 and 87,465.12 is: 131,220.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,705.78 : 226,098.06 = 87,465.12 : x
  2. Step 2: Convert to fraction form
    150,705.78/226,098.06 = 87,465.12/x
  3. Step 3: Cross multiply
    150,705.78x = 226,098.06 × 87,465.12
  4. Step 4: Simplify right side
    150,705.78x = 19,775,693,949.67
  5. Step 5: Solve for x
    x = 19,775,693,949.67/150,705.78
  6. Step 6: Final answer
    x = 131,220.54

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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.