Home / 161,157.81-222,218.49-110,178.84

Finding the Fourth Proportional to 161,157.81, 222,218.49 and 110,178.84

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Solution

The fourth proportional to 161,157.81, 222,218.49 and 110,178.84 is: 151,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,157.81 : 222,218.49 = 110,178.84 : x
  2. Step 2: Convert to fraction form
    161,157.81/222,218.49 = 110,178.84/x
  3. Step 3: Cross multiply
    161,157.81x = 222,218.49 × 110,178.84
  4. Step 4: Simplify right side
    161,157.81x = 24,483,775,454.75
  5. Step 5: Solve for x
    x = 24,483,775,454.75/161,157.81
  6. Step 6: Final answer
    x = 151,924.23

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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.