Home / 163,427.50-225,556.72-136,160.36

Finding the Fourth Proportional to 163,427.50, 225,556.72 and 136,160.36

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Solution

The fourth proportional to 163,427.50, 225,556.72 and 136,160.36 is: 187,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,427.50 : 225,556.72 = 136,160.36 : x
  2. Step 2: Convert to fraction form
    163,427.50/225,556.72 = 136,160.36/x
  3. Step 3: Cross multiply
    163,427.50x = 225,556.72 × 136,160.36
  4. Step 4: Simplify right side
    163,427.50x = 30,711,884,195.62
  5. Step 5: Solve for x
    x = 30,711,884,195.62/163,427.50
  6. Step 6: Final answer
    x = 187,923.60

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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.