Home / 62,416.86-86,135.31-34,122.56

Finding the Fourth Proportional to 62,416.86, 86,135.31 and 34,122.56

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Solution

The fourth proportional to 62,416.86, 86,135.31 and 34,122.56 is: 47,089.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,416.86 : 86,135.31 = 34,122.56 : x
  2. Step 2: Convert to fraction form
    62,416.86/86,135.31 = 34,122.56/x
  3. Step 3: Cross multiply
    62,416.86x = 86,135.31 × 34,122.56
  4. Step 4: Simplify right side
    62,416.86x = 2,939,156,852.92
  5. Step 5: Solve for x
    x = 2,939,156,852.92/62,416.86
  6. Step 6: Final answer
    x = 47,089.15

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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.