Home / 141,650.30-212,475.45-133,339.70

Finding the Fourth Proportional to 141,650.30, 212,475.45 and 133,339.70

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Solution

The fourth proportional to 141,650.30, 212,475.45 and 133,339.70 is: 200,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,650.30 : 212,475.45 = 133,339.70 : x
  2. Step 2: Convert to fraction form
    141,650.30/212,475.45 = 133,339.70/x
  3. Step 3: Cross multiply
    141,650.30x = 212,475.45 × 133,339.70
  4. Step 4: Simplify right side
    141,650.30x = 28,331,412,760.37
  5. Step 5: Solve for x
    x = 28,331,412,760.37/141,650.30
  6. Step 6: Final answer
    x = 200,009.55

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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.