Home / 212,405.82-293,117.72-116,910.46

Finding the Fourth Proportional to 212,405.82, 293,117.72 and 116,910.46

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Solution

The fourth proportional to 212,405.82, 293,117.72 and 116,910.46 is: 161,335.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,405.82 : 293,117.72 = 116,910.46 : x
  2. Step 2: Convert to fraction form
    212,405.82/293,117.72 = 116,910.46/x
  3. Step 3: Cross multiply
    212,405.82x = 293,117.72 × 116,910.46
  4. Step 4: Simplify right side
    212,405.82x = 34,268,527,479.35
  5. Step 5: Solve for x
    x = 34,268,527,479.35/212,405.82
  6. Step 6: Final answer
    x = 161,335.16

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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.