Home / 161,070.24-222,241.12-97,406.72

Finding the Fourth Proportional to 161,070.24, 222,241.12 and 97,406.72

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Solution

The fourth proportional to 161,070.24, 222,241.12 and 97,406.72 is: 134,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,070.24 : 222,241.12 = 97,406.72 : x
  2. Step 2: Convert to fraction form
    161,070.24/222,241.12 = 97,406.72/x
  3. Step 3: Cross multiply
    161,070.24x = 222,241.12 × 97,406.72
  4. Step 4: Simplify right side
    161,070.24x = 21,647,778,548.33
  5. Step 5: Solve for x
    x = 21,647,778,548.33/161,070.24
  6. Step 6: Final answer
    x = 134,399.62

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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.