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Finding the Fourth Proportional to 225,027.40, 337,443.90 and 112,664.20

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Solution

The fourth proportional to 225,027.40, 337,443.90 and 112,664.20 is: 168,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,027.40 : 337,443.90 = 112,664.20 : x
  2. Step 2: Convert to fraction form
    225,027.40/337,443.90 = 112,664.20/x
  3. Step 3: Cross multiply
    225,027.40x = 337,443.90 × 112,664.20
  4. Step 4: Simplify right side
    225,027.40x = 38,017,847,038.38
  5. Step 5: Solve for x
    x = 38,017,847,038.38/225,027.40
  6. Step 6: Final answer
    x = 168,947.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.