Home / 88,280.39-121,827.96-47,993.26

Finding the Fourth Proportional to 88,280.39, 121,827.96 and 47,993.26

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Solution

The fourth proportional to 88,280.39, 121,827.96 and 47,993.26 is: 66,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,280.39 : 121,827.96 = 47,993.26 : x
  2. Step 2: Convert to fraction form
    88,280.39/121,827.96 = 47,993.26/x
  3. Step 3: Cross multiply
    88,280.39x = 121,827.96 × 47,993.26
  4. Step 4: Simplify right side
    88,280.39x = 5,846,920,959.55
  5. Step 5: Solve for x
    x = 5,846,920,959.55/88,280.39
  6. Step 6: Final answer
    x = 66,231.25

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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.