Home / 64,108.95-96,176.79-19,733.50

Finding the Fourth Proportional to 64,108.95, 96,176.79 and 19,733.50

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Solution

The fourth proportional to 64,108.95, 96,176.79 and 19,733.50 is: 29,604.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,108.95 : 96,176.79 = 19,733.50 : x
  2. Step 2: Convert to fraction form
    64,108.95/96,176.79 = 19,733.50/x
  3. Step 3: Cross multiply
    64,108.95x = 96,176.79 × 19,733.50
  4. Step 4: Simplify right side
    64,108.95x = 1,897,904,731.69
  5. Step 5: Solve for x
    x = 1,897,904,731.69/64,108.95
  6. Step 6: Final answer
    x = 29,604.37

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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.