Home / 133,819.23-200,718.40-49,539.74

Finding the Fourth Proportional to 133,819.23, 200,718.40 and 49,539.74

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Solution

The fourth proportional to 133,819.23, 200,718.40 and 49,539.74 is: 74,305.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,819.23 : 200,718.40 = 49,539.74 : x
  2. Step 2: Convert to fraction form
    133,819.23/200,718.40 = 49,539.74/x
  3. Step 3: Cross multiply
    133,819.23x = 200,718.40 × 49,539.74
  4. Step 4: Simplify right side
    133,819.23x = 9,943,537,349.22
  5. Step 5: Solve for x
    x = 9,943,537,349.22/133,819.23
  6. Step 6: Final answer
    x = 74,305.74

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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.