Home / 224,476.16-309,783.63-122,508.18

Finding the Fourth Proportional to 224,476.16, 309,783.63 and 122,508.18

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Solution

The fourth proportional to 224,476.16, 309,783.63 and 122,508.18 is: 169,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,476.16 : 309,783.63 = 122,508.18 : x
  2. Step 2: Convert to fraction form
    224,476.16/309,783.63 = 122,508.18/x
  3. Step 3: Cross multiply
    224,476.16x = 309,783.63 × 122,508.18
  4. Step 4: Simplify right side
    224,476.16x = 37,951,029,164.50
  5. Step 5: Solve for x
    x = 37,951,029,164.50/224,476.16
  6. Step 6: Final answer
    x = 169,064.85

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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.