Home / 88,971.50-122,775.36-48,677.24

Finding the Fourth Proportional to 88,971.50, 122,775.36 and 48,677.24

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Solution

The fourth proportional to 88,971.50, 122,775.36 and 48,677.24 is: 67,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,971.50 : 122,775.36 = 48,677.24 : x
  2. Step 2: Convert to fraction form
    88,971.50/122,775.36 = 48,677.24/x
  3. Step 3: Cross multiply
    88,971.50x = 122,775.36 × 48,677.24
  4. Step 4: Simplify right side
    88,971.50x = 5,976,365,664.81
  5. Step 5: Solve for x
    x = 5,976,365,664.81/88,971.50
  6. Step 6: Final answer
    x = 67,171.69

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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.