Home / 251,326.56-377,045.28-82,840.16

Finding the Fourth Proportional to 251,326.56, 377,045.28 and 82,840.16

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Solution

The fourth proportional to 251,326.56, 377,045.28 and 82,840.16 is: 124,278.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,326.56 : 377,045.28 = 82,840.16 : x
  2. Step 2: Convert to fraction form
    251,326.56/377,045.28 = 82,840.16/x
  3. Step 3: Cross multiply
    251,326.56x = 377,045.28 × 82,840.16
  4. Step 4: Simplify right side
    251,326.56x = 31,234,491,322.44
  5. Step 5: Solve for x
    x = 31,234,491,322.44/251,326.56
  6. Step 6: Final answer
    x = 124,278.51

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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.