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Finding the Fourth Proportional to 88,483.60, 122,110.50 and 48,198.16

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Solution

The fourth proportional to 88,483.60, 122,110.50 and 48,198.16 is: 66,515.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,483.60 : 122,110.50 = 48,198.16 : x
  2. Step 2: Convert to fraction form
    88,483.60/122,110.50 = 48,198.16/x
  3. Step 3: Cross multiply
    88,483.60x = 122,110.50 × 48,198.16
  4. Step 4: Simplify right side
    88,483.60x = 5,885,501,416.68
  5. Step 5: Solve for x
    x = 5,885,501,416.68/88,483.60
  6. Step 6: Final answer
    x = 66,515.17

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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.