Home / 79,037.30-118,618.20-34,694.66

Finding the Fourth Proportional to 79,037.30, 118,618.20 and 34,694.66

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Solution

The fourth proportional to 79,037.30, 118,618.20 and 34,694.66 is: 52,069.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,037.30 : 118,618.20 = 34,694.66 : x
  2. Step 2: Convert to fraction form
    79,037.30/118,618.20 = 34,694.66/x
  3. Step 3: Cross multiply
    79,037.30x = 118,618.20 × 34,694.66
  4. Step 4: Simplify right side
    79,037.30x = 4,115,418,118.81
  5. Step 5: Solve for x
    x = 4,115,418,118.81/79,037.30
  6. Step 6: Final answer
    x = 52,069.32

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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.