Home / 383,338.15-575,274.03-158,699.75

Finding the Fourth Proportional to 383,338.15, 575,274.03 and 158,699.75

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Solution

The fourth proportional to 383,338.15, 575,274.03 and 158,699.75 is: 238,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,338.15 : 575,274.03 = 158,699.75 : x
  2. Step 2: Convert to fraction form
    383,338.15/575,274.03 = 158,699.75/x
  3. Step 3: Cross multiply
    383,338.15x = 575,274.03 × 158,699.75
  4. Step 4: Simplify right side
    383,338.15x = 91,295,844,742.49
  5. Step 5: Solve for x
    x = 91,295,844,742.49/383,338.15
  6. Step 6: Final answer
    x = 238,160.08

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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.