Home / 251,392.24-377,008.40-82,881.19

Finding the Fourth Proportional to 251,392.24, 377,008.40 and 82,881.19

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Solution

The fourth proportional to 251,392.24, 377,008.40 and 82,881.19 is: 124,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,392.24 : 377,008.40 = 82,881.19 : x
  2. Step 2: Convert to fraction form
    251,392.24/377,008.40 = 82,881.19/x
  3. Step 3: Cross multiply
    251,392.24x = 377,008.40 × 82,881.19
  4. Step 4: Simplify right side
    251,392.24x = 31,246,902,946.95
  5. Step 5: Solve for x
    x = 31,246,902,946.95/251,392.24
  6. Step 6: Final answer
    x = 124,295.42

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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.