Home / 97,975.56-146,887.20-31,377.36

Finding the Fourth Proportional to 97,975.56, 146,887.20 and 31,377.36

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Solution

The fourth proportional to 97,975.56, 146,887.20 and 31,377.36 is: 47,041.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,975.56 : 146,887.20 = 31,377.36 : x
  2. Step 2: Convert to fraction form
    97,975.56/146,887.20 = 31,377.36/x
  3. Step 3: Cross multiply
    97,975.56x = 146,887.20 × 31,377.36
  4. Step 4: Simplify right side
    97,975.56x = 4,608,932,553.79
  5. Step 5: Solve for x
    x = 4,608,932,553.79/97,975.56
  6. Step 6: Final answer
    x = 47,041.66

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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.