Home / 212,684.46-293,493.96-117,175.74

Finding the Fourth Proportional to 212,684.46, 293,493.96 and 117,175.74

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Solution

The fourth proportional to 212,684.46, 293,493.96 and 117,175.74 is: 161,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,684.46 : 293,493.96 = 117,175.74 : x
  2. Step 2: Convert to fraction form
    212,684.46/293,493.96 = 117,175.74/x
  3. Step 3: Cross multiply
    212,684.46x = 293,493.96 × 117,175.74
  4. Step 4: Simplify right side
    212,684.46x = 34,390,371,948.53
  5. Step 5: Solve for x
    x = 34,390,371,948.53/212,684.46
  6. Step 6: Final answer
    x = 161,696.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.