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Finding the Fourth Proportional to 79,599.51, 119,303.15 and 35,175.87

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Solution

The fourth proportional to 79,599.51, 119,303.15 and 35,175.87 is: 52,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,599.51 : 119,303.15 = 35,175.87 : x
  2. Step 2: Convert to fraction form
    79,599.51/119,303.15 = 35,175.87/x
  3. Step 3: Cross multiply
    79,599.51x = 119,303.15 × 35,175.87
  4. Step 4: Simplify right side
    79,599.51x = 4,196,591,919.11
  5. Step 5: Solve for x
    x = 4,196,591,919.11/79,599.51
  6. Step 6: Final answer
    x = 52,721.33

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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.