Home / 224,222.12-309,422.35-122,248.46

Finding the Fourth Proportional to 224,222.12, 309,422.35 and 122,248.46

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Solution

The fourth proportional to 224,222.12, 309,422.35 and 122,248.46 is: 168,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,222.12 : 309,422.35 = 122,248.46 : x
  2. Step 2: Convert to fraction form
    224,222.12/309,422.35 = 122,248.46/x
  3. Step 3: Cross multiply
    224,222.12x = 309,422.35 × 122,248.46
  4. Step 4: Simplify right side
    224,222.12x = 37,826,405,777.08
  5. Step 5: Solve for x
    x = 37,826,405,777.08/224,222.12
  6. Step 6: Final answer
    x = 168,700.60

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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.