Home / 79,252.02-118,891.40-26,649

Finding the Fourth Proportional to 79,252.02, 118,891.40 and 26,649

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Solution

The fourth proportional to 79,252.02, 118,891.40 and 26,649 is: 39,977.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,252.02 : 118,891.40 = 26,649 : x
  2. Step 2: Convert to fraction form
    79,252.02/118,891.40 = 26,649/x
  3. Step 3: Cross multiply
    79,252.02x = 118,891.40 × 26,649
  4. Step 4: Simplify right side
    79,252.02x = 3,168,336,785.36
  5. Step 5: Solve for x
    x = 3,168,336,785.36/79,252.02
  6. Step 6: Final answer
    x = 39,977.99

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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.