Home / 224,024.12-309,152.35-122,049.26

Finding the Fourth Proportional to 224,024.12, 309,152.35 and 122,049.26

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Solution

The fourth proportional to 224,024.12, 309,152.35 and 122,049.26 is: 168,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,024.12 : 309,152.35 = 122,049.26 : x
  2. Step 2: Convert to fraction form
    224,024.12/309,152.35 = 122,049.26/x
  3. Step 3: Cross multiply
    224,024.12x = 309,152.35 × 122,049.26
  4. Step 4: Simplify right side
    224,024.12x = 37,731,815,392.20
  5. Step 5: Solve for x
    x = 37,731,815,392.20/224,024.12
  6. Step 6: Final answer
    x = 168,427.47

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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.