Home / 245,648.24-367,881.86-140,147.36

Finding the Fourth Proportional to 245,648.24, 367,881.86 and 140,147.36

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Solution

The fourth proportional to 245,648.24, 367,881.86 and 140,147.36 is: 209,884.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,648.24 : 367,881.86 = 140,147.36 : x
  2. Step 2: Convert to fraction form
    245,648.24/367,881.86 = 140,147.36/x
  3. Step 3: Cross multiply
    245,648.24x = 367,881.86 × 140,147.36
  4. Step 4: Simplify right side
    245,648.24x = 51,557,669,981.85
  5. Step 5: Solve for x
    x = 51,557,669,981.85/245,648.24
  6. Step 6: Final answer
    x = 209,884.15

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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.