Home / 79,542.64-119,295.48-35,145.16

Finding the Fourth Proportional to 79,542.64, 119,295.48 and 35,145.16

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Solution

The fourth proportional to 79,542.64, 119,295.48 and 35,145.16 is: 52,709.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,542.64 : 119,295.48 = 35,145.16 : x
  2. Step 2: Convert to fraction form
    79,542.64/119,295.48 = 35,145.16/x
  3. Step 3: Cross multiply
    79,542.64x = 119,295.48 × 35,145.16
  4. Step 4: Simplify right side
    79,542.64x = 4,192,658,731.88
  5. Step 5: Solve for x
    x = 4,192,658,731.88/79,542.64
  6. Step 6: Final answer
    x = 52,709.57

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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.