Home / 131,376.37-181,245.72-97,003.48

Finding the Fourth Proportional to 131,376.37, 181,245.72 and 97,003.48

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Solution

The fourth proportional to 131,376.37, 181,245.72 and 97,003.48 is: 133,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,376.37 : 181,245.72 = 97,003.48 : x
  2. Step 2: Convert to fraction form
    131,376.37/181,245.72 = 97,003.48/x
  3. Step 3: Cross multiply
    131,376.37x = 181,245.72 × 97,003.48
  4. Step 4: Simplify right side
    131,376.37x = 17,581,465,575.11
  5. Step 5: Solve for x
    x = 17,581,465,575.11/131,376.37
  6. Step 6: Final answer
    x = 133,825.17

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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.