Home / 133,680.81-200,543.52-49,441.17

Finding the Fourth Proportional to 133,680.81, 200,543.52 and 49,441.17

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Solution

The fourth proportional to 133,680.81, 200,543.52 and 49,441.17 is: 74,170.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,680.81 : 200,543.52 = 49,441.17 : x
  2. Step 2: Convert to fraction form
    133,680.81/200,543.52 = 49,441.17/x
  3. Step 3: Cross multiply
    133,680.81x = 200,543.52 × 49,441.17
  4. Step 4: Simplify right side
    133,680.81x = 9,915,106,264.72
  5. Step 5: Solve for x
    x = 9,915,106,264.72/133,680.81
  6. Step 6: Final answer
    x = 74,170.00

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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.