Home / 88,816.50-122,566.77-51,090.75

Finding the Fourth Proportional to 88,816.50, 122,566.77 and 51,090.75

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Solution

The fourth proportional to 88,816.50, 122,566.77 and 51,090.75 is: 70,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,816.50 : 122,566.77 = 51,090.75 : x
  2. Step 2: Convert to fraction form
    88,816.50/122,566.77 = 51,090.75/x
  3. Step 3: Cross multiply
    88,816.50x = 122,566.77 × 51,090.75
  4. Step 4: Simplify right side
    88,816.50x = 6,262,028,204.38
  5. Step 5: Solve for x
    x = 6,262,028,204.38/88,816.50
  6. Step 6: Final answer
    x = 70,505.24

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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.