Home / 88,275.71-121,822.83-47,992.19

Finding the Fourth Proportional to 88,275.71, 121,822.83 and 47,992.19

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Solution

The fourth proportional to 88,275.71, 121,822.83 and 47,992.19 is: 66,230.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,275.71 : 121,822.83 = 47,992.19 : x
  2. Step 2: Convert to fraction form
    88,275.71/121,822.83 = 47,992.19/x
  3. Step 3: Cross multiply
    88,275.71x = 121,822.83 × 47,992.19
  4. Step 4: Simplify right side
    88,275.71x = 5,846,543,794.58
  5. Step 5: Solve for x
    x = 5,846,543,794.58/88,275.71
  6. Step 6: Final answer
    x = 66,230.50

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1.5x scale

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.