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Finding the Fourth Proportional to 56,646.99, 84,897.82 and 23,390.41

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Solution

The fourth proportional to 56,646.99, 84,897.82 and 23,390.41 is: 35,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,646.99 : 84,897.82 = 23,390.41 : x
  2. Step 2: Convert to fraction form
    56,646.99/84,897.82 = 23,390.41/x
  3. Step 3: Cross multiply
    56,646.99x = 84,897.82 × 23,390.41
  4. Step 4: Simplify right side
    56,646.99x = 1,985,794,817.91
  5. Step 5: Solve for x
    x = 1,985,794,817.91/56,646.99
  6. Step 6: Final answer
    x = 35,055.61

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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.