Home / 64,228.20-96,342.30-57,683.40

Finding the Fourth Proportional to 64,228.20, 96,342.30 and 57,683.40

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Solution

The fourth proportional to 64,228.20, 96,342.30 and 57,683.40 is: 86,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,228.20 : 96,342.30 = 57,683.40 : x
  2. Step 2: Convert to fraction form
    64,228.20/96,342.30 = 57,683.40/x
  3. Step 3: Cross multiply
    64,228.20x = 96,342.30 × 57,683.40
  4. Step 4: Simplify right side
    64,228.20x = 5,557,351,427.82
  5. Step 5: Solve for x
    x = 5,557,351,427.82/64,228.20
  6. Step 6: Final answer
    x = 86,525.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.