Home / 180,811.26-271,117.53-143,609.58

Finding the Fourth Proportional to 180,811.26, 271,117.53 and 143,609.58

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Solution

The fourth proportional to 180,811.26, 271,117.53 and 143,609.58 is: 215,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,811.26 : 271,117.53 = 143,609.58 : x
  2. Step 2: Convert to fraction form
    180,811.26/271,117.53 = 143,609.58/x
  3. Step 3: Cross multiply
    180,811.26x = 271,117.53 × 143,609.58
  4. Step 4: Simplify right side
    180,811.26x = 38,935,074,613.94
  5. Step 5: Solve for x
    x = 38,935,074,613.94/180,811.26
  6. Step 6: Final answer
    x = 215,335.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.