Home / 237,887.90-328,289.82-130,451.54

Finding the Fourth Proportional to 237,887.90, 328,289.82 and 130,451.54

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Solution

The fourth proportional to 237,887.90, 328,289.82 and 130,451.54 is: 180,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,887.90 : 328,289.82 = 130,451.54 : x
  2. Step 2: Convert to fraction form
    237,887.90/328,289.82 = 130,451.54/x
  3. Step 3: Cross multiply
    237,887.90x = 328,289.82 × 130,451.54
  4. Step 4: Simplify right side
    237,887.90x = 42,825,912,585.32
  5. Step 5: Solve for x
    x = 42,825,912,585.32/237,887.90
  6. Step 6: Final answer
    x = 180,025.60

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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.