Home / 97,816.48-146,712.47-31,251.08

Finding the Fourth Proportional to 97,816.48, 146,712.47 and 31,251.08

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Solution

The fourth proportional to 97,816.48, 146,712.47 and 31,251.08 is: 46,872.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,816.48 : 146,712.47 = 31,251.08 : x
  2. Step 2: Convert to fraction form
    97,816.48/146,712.47 = 31,251.08/x
  3. Step 3: Cross multiply
    97,816.48x = 146,712.47 × 31,251.08
  4. Step 4: Simplify right side
    97,816.48x = 4,584,923,347.49
  5. Step 5: Solve for x
    x = 4,584,923,347.49/97,816.48
  6. Step 6: Final answer
    x = 46,872.71

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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.