Home / 161,128.19-222,363.22-110,247.64

Finding the Fourth Proportional to 161,128.19, 222,363.22 and 110,247.64

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Solution

The fourth proportional to 161,128.19, 222,363.22 and 110,247.64 is: 152,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,128.19 : 222,363.22 = 110,247.64 : x
  2. Step 2: Convert to fraction form
    161,128.19/222,363.22 = 110,247.64/x
  3. Step 3: Cross multiply
    161,128.19x = 222,363.22 × 110,247.64
  4. Step 4: Simplify right side
    161,128.19x = 24,515,020,227.80
  5. Step 5: Solve for x
    x = 24,515,020,227.80/161,128.19
  6. Step 6: Final answer
    x = 152,146.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.