Home / 69,719.22-96,213.96-37,890.18

Finding the Fourth Proportional to 69,719.22, 96,213.96 and 37,890.18

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Solution

The fourth proportional to 69,719.22, 96,213.96 and 37,890.18 is: 52,289.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,719.22 : 96,213.96 = 37,890.18 : x
  2. Step 2: Convert to fraction form
    69,719.22/96,213.96 = 37,890.18/x
  3. Step 3: Cross multiply
    69,719.22x = 96,213.96 × 37,890.18
  4. Step 4: Simplify right side
    69,719.22x = 3,645,564,262.91
  5. Step 5: Solve for x
    x = 3,645,564,262.91/69,719.22
  6. Step 6: Final answer
    x = 52,289.23

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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.