Home / 56,548.31-78,031.22-33,886.94

Finding the Fourth Proportional to 56,548.31, 78,031.22 and 33,886.94

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Solution

The fourth proportional to 56,548.31, 78,031.22 and 33,886.94 is: 46,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,548.31 : 78,031.22 = 33,886.94 : x
  2. Step 2: Convert to fraction form
    56,548.31/78,031.22 = 33,886.94/x
  3. Step 3: Cross multiply
    56,548.31x = 78,031.22 × 33,886.94
  4. Step 4: Simplify right side
    56,548.31x = 2,644,238,710.68
  5. Step 5: Solve for x
    x = 2,644,238,710.68/56,548.31
  6. Step 6: Final answer
    x = 46,760.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.