Home / 108,156.10-149,254.54-59,757.88

Finding the Fourth Proportional to 108,156.10, 149,254.54 and 59,757.88

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Solution

The fourth proportional to 108,156.10, 149,254.54 and 59,757.88 is: 82,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,156.10 : 149,254.54 = 59,757.88 : x
  2. Step 2: Convert to fraction form
    108,156.10/149,254.54 = 59,757.88/x
  3. Step 3: Cross multiply
    108,156.10x = 149,254.54 × 59,757.88
  4. Step 4: Simplify right side
    108,156.10x = 8,919,134,144.50
  5. Step 5: Solve for x
    x = 8,919,134,144.50/108,156.10
  6. Step 6: Final answer
    x = 82,465.38

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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.