Home / 251,126.46-376,369.25-117,712.76

Finding the Fourth Proportional to 251,126.46, 376,369.25 and 117,712.76

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Solution

The fourth proportional to 251,126.46, 376,369.25 and 117,712.76 is: 176,418.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,126.46 : 376,369.25 = 117,712.76 : x
  2. Step 2: Convert to fraction form
    251,126.46/376,369.25 = 117,712.76/x
  3. Step 3: Cross multiply
    251,126.46x = 376,369.25 × 117,712.76
  4. Step 4: Simplify right side
    251,126.46x = 44,303,460,726.22
  5. Step 5: Solve for x
    x = 44,303,460,726.22/251,126.46
  6. Step 6: Final answer
    x = 176,418.93

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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.