Home / 101,036.81-139,425.06-62,795.37

Finding the Fourth Proportional to 101,036.81, 139,425.06 and 62,795.37

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Solution

The fourth proportional to 101,036.81, 139,425.06 and 62,795.37 is: 86,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,036.81 : 139,425.06 = 62,795.37 : x
  2. Step 2: Convert to fraction form
    101,036.81/139,425.06 = 62,795.37/x
  3. Step 3: Cross multiply
    101,036.81x = 139,425.06 × 62,795.37
  4. Step 4: Simplify right side
    101,036.81x = 8,755,248,229.97
  5. Step 5: Solve for x
    x = 8,755,248,229.97/101,036.81
  6. Step 6: Final answer
    x = 86,654.05

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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.