Home / 88,095.43-121,576.59-49,856.95

Finding the Fourth Proportional to 88,095.43, 121,576.59 and 49,856.95

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Solution

The fourth proportional to 88,095.43, 121,576.59 and 49,856.95 is: 68,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,095.43 : 121,576.59 = 49,856.95 : x
  2. Step 2: Convert to fraction form
    88,095.43/121,576.59 = 49,856.95/x
  3. Step 3: Cross multiply
    88,095.43x = 121,576.59 × 49,856.95
  4. Step 4: Simplify right side
    88,095.43x = 6,061,437,968.80
  5. Step 5: Solve for x
    x = 6,061,437,968.80/88,095.43
  6. Step 6: Final answer
    x = 68,805.36

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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.