Home / 224,100.80-309,259.17-122,126.29

Finding the Fourth Proportional to 224,100.80, 309,259.17 and 122,126.29

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Solution

The fourth proportional to 224,100.80, 309,259.17 and 122,126.29 is: 168,534.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,100.80 : 309,259.17 = 122,126.29 : x
  2. Step 2: Convert to fraction form
    224,100.80/309,259.17 = 122,126.29/x
  3. Step 3: Cross multiply
    224,100.80x = 309,259.17 × 122,126.29
  4. Step 4: Simplify right side
    224,100.80x = 37,768,675,080.58
  5. Step 5: Solve for x
    x = 37,768,675,080.58/224,100.80
  6. Step 6: Final answer
    x = 168,534.32

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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.