Home / 147,906.70-222,005.85-73,111.30

Finding the Fourth Proportional to 147,906.70, 222,005.85 and 73,111.30

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Solution

The fourth proportional to 147,906.70, 222,005.85 and 73,111.30 is: 109,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,906.70 : 222,005.85 = 73,111.30 : x
  2. Step 2: Convert to fraction form
    147,906.70/222,005.85 = 73,111.30/x
  3. Step 3: Cross multiply
    147,906.70x = 222,005.85 × 73,111.30
  4. Step 4: Simplify right side
    147,906.70x = 16,231,136,301.11
  5. Step 5: Solve for x
    x = 16,231,136,301.11/147,906.70
  6. Step 6: Final answer
    x = 109,739.02

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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.