Home / 242,875.05-335,151.75-133,972.83

Finding the Fourth Proportional to 242,875.05, 335,151.75 and 133,972.83

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Solution

The fourth proportional to 242,875.05, 335,151.75 and 133,972.83 is: 184,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,875.05 : 335,151.75 = 133,972.83 : x
  2. Step 2: Convert to fraction form
    242,875.05/335,151.75 = 133,972.83/x
  3. Step 3: Cross multiply
    242,875.05x = 335,151.75 × 133,972.83
  4. Step 4: Simplify right side
    242,875.05x = 44,901,228,426.95
  5. Step 5: Solve for x
    x = 44,901,228,426.95/242,875.05
  6. Step 6: Final answer
    x = 184,873.78

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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.