Home / 88,945.50-122,808.96-55,000.52

Finding the Fourth Proportional to 88,945.50, 122,808.96 and 55,000.52

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Solution

The fourth proportional to 88,945.50, 122,808.96 and 55,000.52 is: 75,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,945.50 : 122,808.96 = 55,000.52 : x
  2. Step 2: Convert to fraction form
    88,945.50/122,808.96 = 55,000.52/x
  3. Step 3: Cross multiply
    88,945.50x = 122,808.96 × 55,000.52
  4. Step 4: Simplify right side
    88,945.50x = 6,754,556,660.66
  5. Step 5: Solve for x
    x = 6,754,556,660.66/88,945.50
  6. Step 6: Final answer
    x = 75,940.40

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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.