Home / 208,904.24-288,525.27-140,803.82

Finding the Fourth Proportional to 208,904.24, 288,525.27 and 140,803.82

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Solution

The fourth proportional to 208,904.24, 288,525.27 and 140,803.82 is: 194,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,904.24 : 288,525.27 = 140,803.82 : x
  2. Step 2: Convert to fraction form
    208,904.24/288,525.27 = 140,803.82/x
  3. Step 3: Cross multiply
    208,904.24x = 288,525.27 × 140,803.82
  4. Step 4: Simplify right side
    208,904.24x = 40,625,458,739.91
  5. Step 5: Solve for x
    x = 40,625,458,739.91/208,904.24
  6. Step 6: Final answer
    x = 194,469.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.