Home / 65,788.24-98,707.14-39,511.30

Finding the Fourth Proportional to 65,788.24, 98,707.14 and 39,511.30

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Solution

The fourth proportional to 65,788.24, 98,707.14 and 39,511.30 is: 59,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,788.24 : 98,707.14 = 39,511.30 : x
  2. Step 2: Convert to fraction form
    65,788.24/98,707.14 = 39,511.30/x
  3. Step 3: Cross multiply
    65,788.24x = 98,707.14 × 39,511.30
  4. Step 4: Simplify right side
    65,788.24x = 3,900,047,420.68
  5. Step 5: Solve for x
    x = 3,900,047,420.68/65,788.24
  6. Step 6: Final answer
    x = 59,281.83

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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.