Home / 101,864.10-152,795.79-31,743.46

Finding the Fourth Proportional to 101,864.10, 152,795.79 and 31,743.46

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Solution

The fourth proportional to 101,864.10, 152,795.79 and 31,743.46 is: 47,615.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,864.10 : 152,795.79 = 31,743.46 : x
  2. Step 2: Convert to fraction form
    101,864.10/152,795.79 = 31,743.46/x
  3. Step 3: Cross multiply
    101,864.10x = 152,795.79 × 31,743.46
  4. Step 4: Simplify right side
    101,864.10x = 4,850,267,048.03
  5. Step 5: Solve for x
    x = 4,850,267,048.03/101,864.10
  6. Step 6: Final answer
    x = 47,615.08

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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.