Home / 161,090.56-241,593.60-72,294.40

Finding the Fourth Proportional to 161,090.56, 241,593.60 and 72,294.40

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Solution

The fourth proportional to 161,090.56, 241,593.60 and 72,294.40 is: 108,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,090.56 : 241,593.60 = 72,294.40 : x
  2. Step 2: Convert to fraction form
    161,090.56/241,593.60 = 72,294.40/x
  3. Step 3: Cross multiply
    161,090.56x = 241,593.60 × 72,294.40
  4. Step 4: Simplify right side
    161,090.56x = 17,465,864,355.84
  5. Step 5: Solve for x
    x = 17,465,864,355.84/161,090.56
  6. Step 6: Final answer
    x = 108,422.64

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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.