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Finding the Fourth Proportional to 88,762.76, 122,487.19 and 48,468.33

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Solution

The fourth proportional to 88,762.76, 122,487.19 and 48,468.33 is: 66,883.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,762.76 : 122,487.19 = 48,468.33 : x
  2. Step 2: Convert to fraction form
    88,762.76/122,487.19 = 48,468.33/x
  3. Step 3: Cross multiply
    88,762.76x = 122,487.19 × 48,468.33
  4. Step 4: Simplify right side
    88,762.76x = 5,936,749,424.52
  5. Step 5: Solve for x
    x = 5,936,749,424.52/88,762.76
  6. Step 6: Final answer
    x = 66,883.34

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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.