Home / 217,941.23-326,302.83-117,742.46

Finding the Fourth Proportional to 217,941.23, 326,302.83 and 117,742.46

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Solution

The fourth proportional to 217,941.23, 326,302.83 and 117,742.46 is: 176,284.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,941.23 : 326,302.83 = 117,742.46 : x
  2. Step 2: Convert to fraction form
    217,941.23/326,302.83 = 117,742.46/x
  3. Step 3: Cross multiply
    217,941.23x = 326,302.83 × 117,742.46
  4. Step 4: Simplify right side
    217,941.23x = 38,419,698,113.10
  5. Step 5: Solve for x
    x = 38,419,698,113.10/217,941.23
  6. Step 6: Final answer
    x = 176,284.67

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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.