Home / 212,433.60-293,168.89-116,939.28

Finding the Fourth Proportional to 212,433.60, 293,168.89 and 116,939.28

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Solution

The fourth proportional to 212,433.60, 293,168.89 and 116,939.28 is: 161,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,433.60 : 293,168.89 = 116,939.28 : x
  2. Step 2: Convert to fraction form
    212,433.60/293,168.89 = 116,939.28/x
  3. Step 3: Cross multiply
    212,433.60x = 293,168.89 × 116,939.28
  4. Step 4: Simplify right side
    212,433.60x = 34,282,958,915.00
  5. Step 5: Solve for x
    x = 34,282,958,915.00/212,433.60
  6. Step 6: Final answer
    x = 161,382.00

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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.