Home / 212,110.56-292,712.72-116,618.88

Finding the Fourth Proportional to 212,110.56, 292,712.72 and 116,618.88

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Solution

The fourth proportional to 212,110.56, 292,712.72 and 116,618.88 is: 160,934.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,110.56 : 292,712.72 = 116,618.88 : x
  2. Step 2: Convert to fraction form
    212,110.56/292,712.72 = 116,618.88/x
  3. Step 3: Cross multiply
    212,110.56x = 292,712.72 × 116,618.88
  4. Step 4: Simplify right side
    212,110.56x = 34,135,829,568.15
  5. Step 5: Solve for x
    x = 34,135,829,568.15/212,110.56
  6. Step 6: Final answer
    x = 160,934.14

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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.