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Finding the Fourth Proportional to 214,671.58, 296,042.77 and 156,475.42

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Solution

The fourth proportional to 214,671.58, 296,042.77 and 156,475.42 is: 215,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,671.58 : 296,042.77 = 156,475.42 : x
  2. Step 2: Convert to fraction form
    214,671.58/296,042.77 = 156,475.42/x
  3. Step 3: Cross multiply
    214,671.58x = 296,042.77 × 156,475.42
  4. Step 4: Simplify right side
    214,671.58x = 46,323,414,511.12
  5. Step 5: Solve for x
    x = 46,323,414,511.12/214,671.58
  6. Step 6: Final answer
    x = 215,787.37

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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.