Home / 224,108.82-309,266.10-122,135.13

Finding the Fourth Proportional to 224,108.82, 309,266.10 and 122,135.13

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Solution

The fourth proportional to 224,108.82, 309,266.10 and 122,135.13 is: 168,544.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,108.82 : 309,266.10 = 122,135.13 : x
  2. Step 2: Convert to fraction form
    224,108.82/309,266.10 = 122,135.13/x
  3. Step 3: Cross multiply
    224,108.82x = 309,266.10 × 122,135.13
  4. Step 4: Simplify right side
    224,108.82x = 37,772,255,328.09
  5. Step 5: Solve for x
    x = 37,772,255,328.09/224,108.82
  6. Step 6: Final answer
    x = 168,544.26

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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.