Home / 88,648.52-122,331.78-50,409.62

Finding the Fourth Proportional to 88,648.52, 122,331.78 and 50,409.62

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Solution

The fourth proportional to 88,648.52, 122,331.78 and 50,409.62 is: 69,563.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,648.52 : 122,331.78 = 50,409.62 : x
  2. Step 2: Convert to fraction form
    88,648.52/122,331.78 = 50,409.62/x
  3. Step 3: Cross multiply
    88,648.52x = 122,331.78 × 50,409.62
  4. Step 4: Simplify right side
    88,648.52x = 6,166,698,543.72
  5. Step 5: Solve for x
    x = 6,166,698,543.72/88,648.52
  6. Step 6: Final answer
    x = 69,563.47

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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.