Home / 88,097.49-121,580.46-49,856.94

Finding the Fourth Proportional to 88,097.49, 121,580.46 and 49,856.94

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Solution

The fourth proportional to 88,097.49, 121,580.46 and 49,856.94 is: 68,805.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,097.49 : 121,580.46 = 49,856.94 : x
  2. Step 2: Convert to fraction form
    88,097.49/121,580.46 = 49,856.94/x
  3. Step 3: Cross multiply
    88,097.49x = 121,580.46 × 49,856.94
  4. Step 4: Simplify right side
    88,097.49x = 6,061,629,699.39
  5. Step 5: Solve for x
    x = 6,061,629,699.39/88,097.49
  6. Step 6: Final answer
    x = 68,805.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.