Home / 133,579.48-200,305.86-49,312.12

Finding the Fourth Proportional to 133,579.48, 200,305.86 and 49,312.12

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Solution

The fourth proportional to 133,579.48, 200,305.86 and 49,312.12 is: 73,944.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,579.48 : 200,305.86 = 49,312.12 : x
  2. Step 2: Convert to fraction form
    133,579.48/200,305.86 = 49,312.12/x
  3. Step 3: Cross multiply
    133,579.48x = 200,305.86 × 49,312.12
  4. Step 4: Simplify right side
    133,579.48x = 9,877,506,605.02
  5. Step 5: Solve for x
    x = 9,877,506,605.02/133,579.48
  6. Step 6: Final answer
    x = 73,944.79

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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.