Home / 65,841.03-98,816.85-28,429.38

Finding the Fourth Proportional to 65,841.03, 98,816.85 and 28,429.38

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Solution

The fourth proportional to 65,841.03, 98,816.85 and 28,429.38 is: 42,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,841.03 : 98,816.85 = 28,429.38 : x
  2. Step 2: Convert to fraction form
    65,841.03/98,816.85 = 28,429.38/x
  3. Step 3: Cross multiply
    65,841.03x = 98,816.85 × 28,429.38
  4. Step 4: Simplify right side
    65,841.03x = 2,809,301,779.05
  5. Step 5: Solve for x
    x = 2,809,301,779.05/65,841.03
  6. Step 6: Final answer
    x = 42,667.95

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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.