Home / 108,032.10-161,720.10-96,222.30

Finding the Fourth Proportional to 108,032.10, 161,720.10 and 96,222.30

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Solution

The fourth proportional to 108,032.10, 161,720.10 and 96,222.30 is: 144,041.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,032.10 : 161,720.10 = 96,222.30 : x
  2. Step 2: Convert to fraction form
    108,032.10/161,720.10 = 96,222.30/x
  3. Step 3: Cross multiply
    108,032.10x = 161,720.10 × 96,222.30
  4. Step 4: Simplify right side
    108,032.10x = 15,561,079,978.23
  5. Step 5: Solve for x
    x = 15,561,079,978.23/108,032.10
  6. Step 6: Final answer
    x = 144,041.26

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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.