Home / 73,019.09-100,768.52-44,708.78

Finding the Fourth Proportional to 73,019.09, 100,768.52 and 44,708.78

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Solution

The fourth proportional to 73,019.09, 100,768.52 and 44,708.78 is: 61,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,019.09 : 100,768.52 = 44,708.78 : x
  2. Step 2: Convert to fraction form
    73,019.09/100,768.52 = 44,708.78/x
  3. Step 3: Cross multiply
    73,019.09x = 100,768.52 × 44,708.78
  4. Step 4: Simplify right side
    73,019.09x = 4,505,237,591.61
  5. Step 5: Solve for x
    x = 4,505,237,591.61/73,019.09
  6. Step 6: Final answer
    x = 61,699.45

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1.5x scale

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.