Home / 62,710.96-86,539.44-34,419.28

Finding the Fourth Proportional to 62,710.96, 86,539.44 and 34,419.28

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Solution

The fourth proportional to 62,710.96, 86,539.44 and 34,419.28 is: 47,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,710.96 : 86,539.44 = 34,419.28 : x
  2. Step 2: Convert to fraction form
    62,710.96/86,539.44 = 34,419.28/x
  3. Step 3: Cross multiply
    62,710.96x = 86,539.44 × 34,419.28
  4. Step 4: Simplify right side
    62,710.96x = 2,978,625,216.40
  5. Step 5: Solve for x
    x = 2,978,625,216.40/62,710.96
  6. Step 6: Final answer
    x = 47,497.68

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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.