Home / 212,365.50-293,064.42-116,872.20

Finding the Fourth Proportional to 212,365.50, 293,064.42 and 116,872.20

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Solution

The fourth proportional to 212,365.50, 293,064.42 and 116,872.20 is: 161,283.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,365.50 : 293,064.42 = 116,872.20 : x
  2. Step 2: Convert to fraction form
    212,365.50/293,064.42 = 116,872.20/x
  3. Step 3: Cross multiply
    212,365.50x = 293,064.42 × 116,872.20
  4. Step 4: Simplify right side
    212,365.50x = 34,251,083,507.12
  5. Step 5: Solve for x
    x = 34,251,083,507.12/212,365.50
  6. Step 6: Final answer
    x = 161,283.65

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1.5x scale

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.