Home / 94,945.20-142,293.21-69,867.84

Finding the Fourth Proportional to 94,945.20, 142,293.21 and 69,867.84

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Solution

The fourth proportional to 94,945.20, 142,293.21 and 69,867.84 is: 104,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,945.20 : 142,293.21 = 69,867.84 : x
  2. Step 2: Convert to fraction form
    94,945.20/142,293.21 = 69,867.84/x
  3. Step 3: Cross multiply
    94,945.20x = 142,293.21 × 69,867.84
  4. Step 4: Simplify right side
    94,945.20x = 9,941,719,229.37
  5. Step 5: Solve for x
    x = 9,941,719,229.37/94,945.20
  6. Step 6: Final answer
    x = 104,710.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.