Home / 64,156.78-96,251.59-26,704.40

Finding the Fourth Proportional to 64,156.78, 96,251.59 and 26,704.40

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Solution

The fourth proportional to 64,156.78, 96,251.59 and 26,704.40 is: 40,063.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,156.78 : 96,251.59 = 26,704.40 : x
  2. Step 2: Convert to fraction form
    64,156.78/96,251.59 = 26,704.40/x
  3. Step 3: Cross multiply
    64,156.78x = 96,251.59 × 26,704.40
  4. Step 4: Simplify right side
    64,156.78x = 2,570,340,826.47
  5. Step 5: Solve for x
    x = 2,570,340,826.47/64,156.78
  6. Step 6: Final answer
    x = 40,063.43

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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.