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Finding the Fourth Proportional to 249,175.83, 373,823.13 and 80,696.22

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Solution

The fourth proportional to 249,175.83, 373,823.13 and 80,696.22 is: 121,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,175.83 : 373,823.13 = 80,696.22 : x
  2. Step 2: Convert to fraction form
    249,175.83/373,823.13 = 80,696.22/x
  3. Step 3: Cross multiply
    249,175.83x = 373,823.13 × 80,696.22
  4. Step 4: Simplify right side
    249,175.83x = 30,166,113,539.57
  5. Step 5: Solve for x
    x = 30,166,113,539.57/249,175.83
  6. Step 6: Final answer
    x = 121,063.56

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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.