Home / 64,108.12-96,173.16-19,734

Finding the Fourth Proportional to 64,108.12, 96,173.16 and 19,734

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Solution

The fourth proportional to 64,108.12, 96,173.16 and 19,734 is: 29,604.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,108.12 : 96,173.16 = 19,734 : x
  2. Step 2: Convert to fraction form
    64,108.12/96,173.16 = 19,734/x
  3. Step 3: Cross multiply
    64,108.12x = 96,173.16 × 19,734
  4. Step 4: Simplify right side
    64,108.12x = 1,897,881,139.44
  5. Step 5: Solve for x
    x = 1,897,881,139.44/64,108.12
  6. Step 6: Final answer
    x = 29,604.38

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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.