Home / 226,408.23-312,422.94-124,432.61

Finding the Fourth Proportional to 226,408.23, 312,422.94 and 124,432.61

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Solution

The fourth proportional to 226,408.23, 312,422.94 and 124,432.61 is: 171,705.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,408.23 : 312,422.94 = 124,432.61 : x
  2. Step 2: Convert to fraction form
    226,408.23/312,422.94 = 124,432.61/x
  3. Step 3: Cross multiply
    226,408.23x = 312,422.94 × 124,432.61
  4. Step 4: Simplify right side
    226,408.23x = 38,875,600,285.96
  5. Step 5: Solve for x
    x = 38,875,600,285.96/226,408.23
  6. Step 6: Final answer
    x = 171,705.77

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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.