Home / 94,090.14-129,844.20-51,647.76

Finding the Fourth Proportional to 94,090.14, 129,844.20 and 51,647.76

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Solution

The fourth proportional to 94,090.14, 129,844.20 and 51,647.76 is: 71,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,090.14 : 129,844.20 = 51,647.76 : x
  2. Step 2: Convert to fraction form
    94,090.14/129,844.20 = 51,647.76/x
  3. Step 3: Cross multiply
    94,090.14x = 129,844.20 × 51,647.76
  4. Step 4: Simplify right side
    94,090.14x = 6,706,162,078.99
  5. Step 5: Solve for x
    x = 6,706,162,078.99/94,090.14
  6. Step 6: Final answer
    x = 71,273.80

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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.