Home / 213,220.48-294,242.56-117,727.36

Finding the Fourth Proportional to 213,220.48, 294,242.56 and 117,727.36

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Solution

The fourth proportional to 213,220.48, 294,242.56 and 117,727.36 is: 162,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,220.48 : 294,242.56 = 117,727.36 : x
  2. Step 2: Convert to fraction form
    213,220.48/294,242.56 = 117,727.36/x
  3. Step 3: Cross multiply
    213,220.48x = 294,242.56 × 117,727.36
  4. Step 4: Simplify right side
    213,220.48x = 34,640,399,788.44
  5. Step 5: Solve for x
    x = 34,640,399,788.44/213,220.48
  6. Step 6: Final answer
    x = 162,462.82

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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.