Home / 163,595.22-225,758.13-90,996.54

Finding the Fourth Proportional to 163,595.22, 225,758.13 and 90,996.54

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Solution

The fourth proportional to 163,595.22, 225,758.13 and 90,996.54 is: 125,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,595.22 : 225,758.13 = 90,996.54 : x
  2. Step 2: Convert to fraction form
    163,595.22/225,758.13 = 90,996.54/x
  3. Step 3: Cross multiply
    163,595.22x = 225,758.13 × 90,996.54
  4. Step 4: Simplify right side
    163,595.22x = 20,543,208,706.87
  5. Step 5: Solve for x
    x = 20,543,208,706.87/163,595.22
  6. Step 6: Final answer
    x = 125,573.40

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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.