Home / 79,727.60-119,509.36-35,375.24

Finding the Fourth Proportional to 79,727.60, 119,509.36 and 35,375.24

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Solution

The fourth proportional to 79,727.60, 119,509.36 and 35,375.24 is: 53,026.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,727.60 : 119,509.36 = 35,375.24 : x
  2. Step 2: Convert to fraction form
    79,727.60/119,509.36 = 35,375.24/x
  3. Step 3: Cross multiply
    79,727.60x = 119,509.36 × 35,375.24
  4. Step 4: Simplify right side
    79,727.60x = 4,227,672,292.25
  5. Step 5: Solve for x
    x = 4,227,672,292.25/79,727.60
  6. Step 6: Final answer
    x = 53,026.46

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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.