Home / 237,861.90-328,249.26-130,433.67

Finding the Fourth Proportional to 237,861.90, 328,249.26 and 130,433.67

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Solution

The fourth proportional to 237,861.90, 328,249.26 and 130,433.67 is: 179,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,861.90 : 328,249.26 = 130,433.67 : x
  2. Step 2: Convert to fraction form
    237,861.90/328,249.26 = 130,433.67/x
  3. Step 3: Cross multiply
    237,861.90x = 328,249.26 × 130,433.67
  4. Step 4: Simplify right side
    237,861.90x = 42,814,755,656.58
  5. Step 5: Solve for x
    x = 42,814,755,656.58/237,861.90
  6. Step 6: Final answer
    x = 179,998.38

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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.