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Finding the Fourth Proportional to 251,514.48, 377,271.32 and 64,525.98

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Solution

The fourth proportional to 251,514.48, 377,271.32 and 64,525.98 is: 96,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,514.48 : 377,271.32 = 64,525.98 : x
  2. Step 2: Convert to fraction form
    251,514.48/377,271.32 = 64,525.98/x
  3. Step 3: Cross multiply
    251,514.48x = 377,271.32 × 64,525.98
  4. Step 4: Simplify right side
    251,514.48x = 24,343,801,326.26
  5. Step 5: Solve for x
    x = 24,343,801,326.26/251,514.48
  6. Step 6: Final answer
    x = 96,788.87

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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.