Home / 97,809.35-134,977.46-57,524.81

Finding the Fourth Proportional to 97,809.35, 134,977.46 and 57,524.81

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Solution

The fourth proportional to 97,809.35, 134,977.46 and 57,524.81 is: 79,384.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,809.35 : 134,977.46 = 57,524.81 : x
  2. Step 2: Convert to fraction form
    97,809.35/134,977.46 = 57,524.81/x
  3. Step 3: Cross multiply
    97,809.35x = 134,977.46 × 57,524.81
  4. Step 4: Simplify right side
    97,809.35x = 7,764,551,778.27
  5. Step 5: Solve for x
    x = 7,764,551,778.27/97,809.35
  6. Step 6: Final answer
    x = 79,384.56

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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.