Home / 212,682.20-293,522.12-158,873.80

Finding the Fourth Proportional to 212,682.20, 293,522.12 and 158,873.80

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Solution

The fourth proportional to 212,682.20, 293,522.12 and 158,873.80 is: 219,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,682.20 : 293,522.12 = 158,873.80 : x
  2. Step 2: Convert to fraction form
    212,682.20/293,522.12 = 158,873.80/x
  3. Step 3: Cross multiply
    212,682.20x = 293,522.12 × 158,873.80
  4. Step 4: Simplify right side
    212,682.20x = 46,632,974,588.46
  5. Step 5: Solve for x
    x = 46,632,974,588.46/212,682.20
  6. Step 6: Final answer
    x = 219,261.29

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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.