Home / 224,259.13-309,475.35-122,284.34

Finding the Fourth Proportional to 224,259.13, 309,475.35 and 122,284.34

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Solution

The fourth proportional to 224,259.13, 309,475.35 and 122,284.34 is: 168,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,259.13 : 309,475.35 = 122,284.34 : x
  2. Step 2: Convert to fraction form
    224,259.13/309,475.35 = 122,284.34/x
  3. Step 3: Cross multiply
    224,259.13x = 309,475.35 × 122,284.34
  4. Step 4: Simplify right side
    224,259.13x = 37,843,988,179.66
  5. Step 5: Solve for x
    x = 37,843,988,179.66/224,259.13
  6. Step 6: Final answer
    x = 168,751.16

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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.