Home / 212,675.31-293,505.03-117,181.98

Finding the Fourth Proportional to 212,675.31, 293,505.03 and 117,181.98

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Solution

The fourth proportional to 212,675.31, 293,505.03 and 117,181.98 is: 161,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,675.31 : 293,505.03 = 117,181.98 : x
  2. Step 2: Convert to fraction form
    212,675.31/293,505.03 = 117,181.98/x
  3. Step 3: Cross multiply
    212,675.31x = 293,505.03 × 117,181.98
  4. Step 4: Simplify right side
    212,675.31x = 34,393,500,555.36
  5. Step 5: Solve for x
    x = 34,393,500,555.36/212,675.31
  6. Step 6: Final answer
    x = 161,718.35

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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.