Home / 131,566.86-197,353.34-42,827.30

Finding the Fourth Proportional to 131,566.86, 197,353.34 and 42,827.30

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Solution

The fourth proportional to 131,566.86, 197,353.34 and 42,827.30 is: 64,241.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,566.86 : 197,353.34 = 42,827.30 : x
  2. Step 2: Convert to fraction form
    131,566.86/197,353.34 = 42,827.30/x
  3. Step 3: Cross multiply
    131,566.86x = 197,353.34 × 42,827.30
  4. Step 4: Simplify right side
    131,566.86x = 8,452,109,497.28
  5. Step 5: Solve for x
    x = 8,452,109,497.28/131,566.86
  6. Step 6: Final answer
    x = 64,241.93

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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.