Home / 133,981.51-200,994.14-49,741.92

Finding the Fourth Proportional to 133,981.51, 200,994.14 and 49,741.92

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Solution

The fourth proportional to 133,981.51, 200,994.14 and 49,741.92 is: 74,620.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,981.51 : 200,994.14 = 49,741.92 : x
  2. Step 2: Convert to fraction form
    133,981.51/200,994.14 = 49,741.92/x
  3. Step 3: Cross multiply
    133,981.51x = 200,994.14 × 49,741.92
  4. Step 4: Simplify right side
    133,981.51x = 9,997,833,523.18
  5. Step 5: Solve for x
    x = 9,997,833,523.18/133,981.51
  6. Step 6: Final answer
    x = 74,620.99

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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.