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Finding the Fourth Proportional to 141,889.32, 212,833.97 and 134,794.32

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Solution

The fourth proportional to 141,889.32, 212,833.97 and 134,794.32 is: 202,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,889.32 : 212,833.97 = 134,794.32 : x
  2. Step 2: Convert to fraction form
    141,889.32/212,833.97 = 134,794.32/x
  3. Step 3: Cross multiply
    141,889.32x = 212,833.97 × 134,794.32
  4. Step 4: Simplify right side
    141,889.32x = 28,688,810,259.05
  5. Step 5: Solve for x
    x = 28,688,810,259.05/141,889.32
  6. Step 6: Final answer
    x = 202,191.47

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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.