Home / 133,784.10-200,534.74-49,490.13

Finding the Fourth Proportional to 133,784.10, 200,534.74 and 49,490.13

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Solution

The fourth proportional to 133,784.10, 200,534.74 and 49,490.13 is: 74,182.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,784.10 : 200,534.74 = 49,490.13 : x
  2. Step 2: Convert to fraction form
    133,784.10/200,534.74 = 49,490.13/x
  3. Step 3: Cross multiply
    133,784.10x = 200,534.74 × 49,490.13
  4. Step 4: Simplify right side
    133,784.10x = 9,924,490,352.12
  5. Step 5: Solve for x
    x = 9,924,490,352.12/133,784.10
  6. Step 6: Final answer
    x = 74,182.88

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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.