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Finding the Fourth Proportional to 160,873.90, 222,016.04 and 92,903.30

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Solution

The fourth proportional to 160,873.90, 222,016.04 and 92,903.30 is: 128,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,873.90 : 222,016.04 = 92,903.30 : x
  2. Step 2: Convert to fraction form
    160,873.90/222,016.04 = 92,903.30/x
  3. Step 3: Cross multiply
    160,873.90x = 222,016.04 × 92,903.30
  4. Step 4: Simplify right side
    160,873.90x = 20,626,023,624.12
  5. Step 5: Solve for x
    x = 20,626,023,624.12/160,873.90
  6. Step 6: Final answer
    x = 128,212.37

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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.