Home / 263,426.10-363,430.17-167,910.90

Finding the Fourth Proportional to 263,426.10, 363,430.17 and 167,910.90

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Solution

The fourth proportional to 263,426.10, 363,430.17 and 167,910.90 is: 231,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,426.10 : 363,430.17 = 167,910.90 : x
  2. Step 2: Convert to fraction form
    263,426.10/363,430.17 = 167,910.90/x
  3. Step 3: Cross multiply
    263,426.10x = 363,430.17 × 167,910.90
  4. Step 4: Simplify right side
    263,426.10x = 61,023,886,931.85
  5. Step 5: Solve for x
    x = 61,023,886,931.85/263,426.10
  6. Step 6: Final answer
    x = 231,654.67

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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.