Home / 73,981.13-110,999.63-44,419.58

Finding the Fourth Proportional to 73,981.13, 110,999.63 and 44,419.58

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Solution

The fourth proportional to 73,981.13, 110,999.63 and 44,419.58 is: 66,646.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,981.13 : 110,999.63 = 44,419.58 : x
  2. Step 2: Convert to fraction form
    73,981.13/110,999.63 = 44,419.58/x
  3. Step 3: Cross multiply
    73,981.13x = 110,999.63 × 44,419.58
  4. Step 4: Simplify right side
    73,981.13x = 4,930,556,944.76
  5. Step 5: Solve for x
    x = 4,930,556,944.76/73,981.13
  6. Step 6: Final answer
    x = 66,646.14

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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.