Home / 122,906.79-184,360.17-70,279.38

Finding the Fourth Proportional to 122,906.79, 184,360.17 and 70,279.38

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Solution

The fourth proportional to 122,906.79, 184,360.17 and 70,279.38 is: 105,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,906.79 : 184,360.17 = 70,279.38 : x
  2. Step 2: Convert to fraction form
    122,906.79/184,360.17 = 70,279.38/x
  3. Step 3: Cross multiply
    122,906.79x = 184,360.17 × 70,279.38
  4. Step 4: Simplify right side
    122,906.79x = 12,956,718,444.29
  5. Step 5: Solve for x
    x = 12,956,718,444.29/122,906.79
  6. Step 6: Final answer
    x = 105,419.06

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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.