Home / 215,060.04-296,799.48-129,022.25

Finding the Fourth Proportional to 215,060.04, 296,799.48 and 129,022.25

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Solution

The fourth proportional to 215,060.04, 296,799.48 and 129,022.25 is: 178,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,060.04 : 296,799.48 = 129,022.25 : x
  2. Step 2: Convert to fraction form
    215,060.04/296,799.48 = 129,022.25/x
  3. Step 3: Cross multiply
    215,060.04x = 296,799.48 × 129,022.25
  4. Step 4: Simplify right side
    215,060.04x = 38,293,735,224.43
  5. Step 5: Solve for x
    x = 38,293,735,224.43/215,060.04
  6. Step 6: Final answer
    x = 178,060.67

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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.