Home / 62,418.21-86,137.13-34,123.90

Finding the Fourth Proportional to 62,418.21, 86,137.13 and 34,123.90

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Solution

The fourth proportional to 62,418.21, 86,137.13 and 34,123.90 is: 47,090.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,418.21 : 86,137.13 = 34,123.90 : x
  2. Step 2: Convert to fraction form
    62,418.21/86,137.13 = 34,123.90/x
  3. Step 3: Cross multiply
    62,418.21x = 86,137.13 × 34,123.90
  4. Step 4: Simplify right side
    62,418.21x = 2,939,334,810.41
  5. Step 5: Solve for x
    x = 2,939,334,810.41/62,418.21
  6. Step 6: Final answer
    x = 47,090.98

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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.