Home / 342,231.24-513,307.63-89,536.12

Finding the Fourth Proportional to 342,231.24, 513,307.63 and 89,536.12

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Solution

The fourth proportional to 342,231.24, 513,307.63 and 89,536.12 is: 134,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,231.24 : 513,307.63 = 89,536.12 : x
  2. Step 2: Convert to fraction form
    342,231.24/513,307.63 = 89,536.12/x
  3. Step 3: Cross multiply
    342,231.24x = 513,307.63 × 89,536.12
  4. Step 4: Simplify right side
    342,231.24x = 45,959,573,556.60
  5. Step 5: Solve for x
    x = 45,959,573,556.60/342,231.24
  6. Step 6: Final answer
    x = 134,293.92

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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.