Home / 315,067.02-434,717.74-179,090.26

Finding the Fourth Proportional to 315,067.02, 434,717.74 and 179,090.26

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Solution

The fourth proportional to 315,067.02, 434,717.74 and 179,090.26 is: 247,102.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,067.02 : 434,717.74 = 179,090.26 : x
  2. Step 2: Convert to fraction form
    315,067.02/434,717.74 = 179,090.26/x
  3. Step 3: Cross multiply
    315,067.02x = 434,717.74 × 179,090.26
  4. Step 4: Simplify right side
    315,067.02x = 77,853,711,212.90
  5. Step 5: Solve for x
    x = 77,853,711,212.90/315,067.02
  6. Step 6: Final answer
    x = 247,102.07

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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.