Home / 51,208.08-76,822.60-29,031.36

Finding the Fourth Proportional to 51,208.08, 76,822.60 and 29,031.36

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Solution

The fourth proportional to 51,208.08, 76,822.60 and 29,031.36 is: 43,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,208.08 : 76,822.60 = 29,031.36 : x
  2. Step 2: Convert to fraction form
    51,208.08/76,822.60 = 29,031.36/x
  3. Step 3: Cross multiply
    51,208.08x = 76,822.60 × 29,031.36
  4. Step 4: Simplify right side
    51,208.08x = 2,230,264,556.74
  5. Step 5: Solve for x
    x = 2,230,264,556.74/51,208.08
  6. Step 6: Final answer
    x = 43,552.98

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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.