Home / 383,987.23-575,989.16-117,741.85

Finding the Fourth Proportional to 383,987.23, 575,989.16 and 117,741.85

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Solution

The fourth proportional to 383,987.23, 575,989.16 and 117,741.85 is: 176,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,987.23 : 575,989.16 = 117,741.85 : x
  2. Step 2: Convert to fraction form
    383,987.23/575,989.16 = 117,741.85/x
  3. Step 3: Cross multiply
    383,987.23x = 575,989.16 × 117,741.85
  4. Step 4: Simplify right side
    383,987.23x = 67,818,027,249.66
  5. Step 5: Solve for x
    x = 67,818,027,249.66/383,987.23
  6. Step 6: Final answer
    x = 176,615.32

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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.