Home / 268,642.52-370,718.96-146,131.04

Finding the Fourth Proportional to 268,642.52, 370,718.96 and 146,131.04

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Solution

The fourth proportional to 268,642.52, 370,718.96 and 146,131.04 is: 201,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,642.52 : 370,718.96 = 146,131.04 : x
  2. Step 2: Convert to fraction form
    268,642.52/370,718.96 = 146,131.04/x
  3. Step 3: Cross multiply
    268,642.52x = 370,718.96 × 146,131.04
  4. Step 4: Simplify right side
    268,642.52x = 54,173,544,588.27
  5. Step 5: Solve for x
    x = 54,173,544,588.27/268,642.52
  6. Step 6: Final answer
    x = 201,656.63

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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.