Home / 131,322.48-197,003.16-48,210

Finding the Fourth Proportional to 131,322.48, 197,003.16 and 48,210

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Solution

The fourth proportional to 131,322.48, 197,003.16 and 48,210 is: 72,322.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,322.48 : 197,003.16 = 48,210 : x
  2. Step 2: Convert to fraction form
    131,322.48/197,003.16 = 48,210/x
  3. Step 3: Cross multiply
    131,322.48x = 197,003.16 × 48,210
  4. Step 4: Simplify right side
    131,322.48x = 9,497,522,343.60
  5. Step 5: Solve for x
    x = 9,497,522,343.60/131,322.48
  6. Step 6: Final answer
    x = 72,322.14

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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.