Home / 215,750.41-323,736.53-165,472.40

Finding the Fourth Proportional to 215,750.41, 323,736.53 and 165,472.40

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Solution

The fourth proportional to 215,750.41, 323,736.53 and 165,472.40 is: 248,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,750.41 : 323,736.53 = 165,472.40 : x
  2. Step 2: Convert to fraction form
    215,750.41/323,736.53 = 165,472.40/x
  3. Step 3: Cross multiply
    215,750.41x = 323,736.53 × 165,472.40
  4. Step 4: Simplify right side
    215,750.41x = 53,569,460,568.75
  5. Step 5: Solve for x
    x = 53,569,460,568.75/215,750.41
  6. Step 6: Final answer
    x = 248,293.67

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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.