Home / 131,635.96-197,416.26-42,897.22

Finding the Fourth Proportional to 131,635.96, 197,416.26 and 42,897.22

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Solution

The fourth proportional to 131,635.96, 197,416.26 and 42,897.22 is: 64,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,635.96 : 197,416.26 = 42,897.22 : x
  2. Step 2: Convert to fraction form
    131,635.96/197,416.26 = 42,897.22/x
  3. Step 3: Cross multiply
    131,635.96x = 197,416.26 × 42,897.22
  4. Step 4: Simplify right side
    131,635.96x = 8,468,608,243.26
  5. Step 5: Solve for x
    x = 8,468,608,243.26/131,635.96
  6. Step 6: Final answer
    x = 64,333.55

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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.