Home / 97,430.05-146,146.09-34,251.94

Finding the Fourth Proportional to 97,430.05, 146,146.09 and 34,251.94

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Solution

The fourth proportional to 97,430.05, 146,146.09 and 34,251.94 is: 51,378.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,430.05 : 146,146.09 = 34,251.94 : x
  2. Step 2: Convert to fraction form
    97,430.05/146,146.09 = 34,251.94/x
  3. Step 3: Cross multiply
    97,430.05x = 146,146.09 × 34,251.94
  4. Step 4: Simplify right side
    97,430.05x = 5,005,787,105.91
  5. Step 5: Solve for x
    x = 5,005,787,105.91/97,430.05
  6. Step 6: Final answer
    x = 51,378.27

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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.