Home / 251,531.88-376,822.50-148,642.26

Finding the Fourth Proportional to 251,531.88, 376,822.50 and 148,642.26

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Solution

The fourth proportional to 251,531.88, 376,822.50 and 148,642.26 is: 222,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,531.88 : 376,822.50 = 148,642.26 : x
  2. Step 2: Convert to fraction form
    251,531.88/376,822.50 = 148,642.26/x
  3. Step 3: Cross multiply
    251,531.88x = 376,822.50 × 148,642.26
  4. Step 4: Simplify right side
    251,531.88x = 56,011,748,018.85
  5. Step 5: Solve for x
    x = 56,011,748,018.85/251,531.88
  6. Step 6: Final answer
    x = 222,682.50

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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.