Home / 212,121.88-292,725.57-116,627.74

Finding the Fourth Proportional to 212,121.88, 292,725.57 and 116,627.74

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Solution

The fourth proportional to 212,121.88, 292,725.57 and 116,627.74 is: 160,944.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,121.88 : 292,725.57 = 116,627.74 : x
  2. Step 2: Convert to fraction form
    212,121.88/292,725.57 = 116,627.74/x
  3. Step 3: Cross multiply
    212,121.88x = 292,725.57 × 116,627.74
  4. Step 4: Simplify right side
    212,121.88x = 34,139,921,669.31
  5. Step 5: Solve for x
    x = 34,139,921,669.31/212,121.88
  6. Step 6: Final answer
    x = 160,944.84

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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.