Home / 115,575.81-173,364.44-35,612.79

Finding the Fourth Proportional to 115,575.81, 173,364.44 and 35,612.79

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Solution

The fourth proportional to 115,575.81, 173,364.44 and 35,612.79 is: 53,419.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,575.81 : 173,364.44 = 35,612.79 : x
  2. Step 2: Convert to fraction form
    115,575.81/173,364.44 = 35,612.79/x
  3. Step 3: Cross multiply
    115,575.81x = 173,364.44 × 35,612.79
  4. Step 4: Simplify right side
    115,575.81x = 6,173,991,217.12
  5. Step 5: Solve for x
    x = 6,173,991,217.12/115,575.81
  6. Step 6: Final answer
    x = 53,419.41

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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.