Home / 107,763.06-148,530.79-73,712.84

Finding the Fourth Proportional to 107,763.06, 148,530.79 and 73,712.84

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Solution

The fourth proportional to 107,763.06, 148,530.79 and 73,712.84 is: 101,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,763.06 : 148,530.79 = 73,712.84 : x
  2. Step 2: Convert to fraction form
    107,763.06/148,530.79 = 73,712.84/x
  3. Step 3: Cross multiply
    107,763.06x = 148,530.79 × 73,712.84
  4. Step 4: Simplify right side
    107,763.06x = 10,948,625,500.51
  5. Step 5: Solve for x
    x = 10,948,625,500.51/107,763.06
  6. Step 6: Final answer
    x = 101,599.06

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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.