Home / 64,021.62-88,358.73-35,729.13

Finding the Fourth Proportional to 64,021.62, 88,358.73 and 35,729.13

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Solution

The fourth proportional to 64,021.62, 88,358.73 and 35,729.13 is: 49,311.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,021.62 : 88,358.73 = 35,729.13 : x
  2. Step 2: Convert to fraction form
    64,021.62/88,358.73 = 35,729.13/x
  3. Step 3: Cross multiply
    64,021.62x = 88,358.73 × 35,729.13
  4. Step 4: Simplify right side
    64,021.62x = 3,156,980,550.80
  5. Step 5: Solve for x
    x = 3,156,980,550.80/64,021.62
  6. Step 6: Final answer
    x = 49,311.16

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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.