Home / 212,644.43-293,462.55-117,151.10

Finding the Fourth Proportional to 212,644.43, 293,462.55 and 117,151.10

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Solution

The fourth proportional to 212,644.43, 293,462.55 and 117,151.10 is: 161,675.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,644.43 : 293,462.55 = 117,151.10 : x
  2. Step 2: Convert to fraction form
    212,644.43/293,462.55 = 117,151.10/x
  3. Step 3: Cross multiply
    212,644.43x = 293,462.55 × 117,151.10
  4. Step 4: Simplify right side
    212,644.43x = 34,379,460,541.31
  5. Step 5: Solve for x
    x = 34,379,460,541.31/212,644.43
  6. Step 6: Final answer
    x = 161,675.81

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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.