Home / 342,498.24-513,619.92-117,795.60

Finding the Fourth Proportional to 342,498.24, 513,619.92 and 117,795.60

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Solution

The fourth proportional to 342,498.24, 513,619.92 and 117,795.60 is: 176,649.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,498.24 : 513,619.92 = 117,795.60 : x
  2. Step 2: Convert to fraction form
    342,498.24/513,619.92 = 117,795.60/x
  3. Step 3: Cross multiply
    342,498.24x = 513,619.92 × 117,795.60
  4. Step 4: Simplify right side
    342,498.24x = 60,502,166,648.35
  5. Step 5: Solve for x
    x = 60,502,166,648.35/342,498.24
  6. Step 6: Final answer
    x = 176,649.57

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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.