Home / 242,836.10-335,105.52-133,944.76

Finding the Fourth Proportional to 242,836.10, 335,105.52 and 133,944.76

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Solution

The fourth proportional to 242,836.10, 335,105.52 and 133,944.76 is: 184,839.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,836.10 : 335,105.52 = 133,944.76 : x
  2. Step 2: Convert to fraction form
    242,836.10/335,105.52 = 133,944.76/x
  3. Step 3: Cross multiply
    242,836.10x = 335,105.52 × 133,944.76
  4. Step 4: Simplify right side
    242,836.10x = 44,885,627,739.34
  5. Step 5: Solve for x
    x = 44,885,627,739.34/242,836.10
  6. Step 6: Final answer
    x = 184,839.19

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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.