Home / 64,757.30-88,717.82-62,330.36

Finding the Fourth Proportional to 64,757.30, 88,717.82 and 62,330.36

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Solution

The fourth proportional to 64,757.30, 88,717.82 and 62,330.36 is: 85,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,757.30 : 88,717.82 = 62,330.36 : x
  2. Step 2: Convert to fraction form
    64,757.30/88,717.82 = 62,330.36/x
  3. Step 3: Cross multiply
    64,757.30x = 88,717.82 × 62,330.36
  4. Step 4: Simplify right side
    64,757.30x = 5,529,812,903.77
  5. Step 5: Solve for x
    x = 5,529,812,903.77/64,757.30
  6. Step 6: Final answer
    x = 85,392.90

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.