Home / 212,427.28-293,149.59-116,933.50

Finding the Fourth Proportional to 212,427.28, 293,149.59 and 116,933.50

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Solution

The fourth proportional to 212,427.28, 293,149.59 and 116,933.50 is: 161,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,427.28 : 293,149.59 = 116,933.50 : x
  2. Step 2: Convert to fraction form
    212,427.28/293,149.59 = 116,933.50/x
  3. Step 3: Cross multiply
    212,427.28x = 293,149.59 × 116,933.50
  4. Step 4: Simplify right side
    212,427.28x = 34,279,007,582.27
  5. Step 5: Solve for x
    x = 34,279,007,582.27/212,427.28
  6. Step 6: Final answer
    x = 161,368.20

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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.