Home / 149,565.48-206,386.02-82,493.16

Finding the Fourth Proportional to 149,565.48, 206,386.02 and 82,493.16

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Solution

The fourth proportional to 149,565.48, 206,386.02 and 82,493.16 is: 113,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,565.48 : 206,386.02 = 82,493.16 : x
  2. Step 2: Convert to fraction form
    149,565.48/206,386.02 = 82,493.16/x
  3. Step 3: Cross multiply
    149,565.48x = 206,386.02 × 82,493.16
  4. Step 4: Simplify right side
    149,565.48x = 17,025,434,969.62
  5. Step 5: Solve for x
    x = 17,025,434,969.62/149,565.48
  6. Step 6: Final answer
    x = 113,832.65

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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.