Home / 56,710.84-84,891.30-51,872.44

Finding the Fourth Proportional to 56,710.84, 84,891.30 and 51,872.44

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Solution

The fourth proportional to 56,710.84, 84,891.30 and 51,872.44 is: 77,648.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710.84 : 84,891.30 = 51,872.44 : x
  2. Step 2: Convert to fraction form
    56,710.84/84,891.30 = 51,872.44/x
  3. Step 3: Cross multiply
    56,710.84x = 84,891.30 × 51,872.44
  4. Step 4: Simplify right side
    56,710.84x = 4,403,518,865.77
  5. Step 5: Solve for x
    x = 4,403,518,865.77/56,710.84
  6. Step 6: Final answer
    x = 77,648.63

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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.