Home / 65,577.30-98,366.01-28,113.18

Finding the Fourth Proportional to 65,577.30, 98,366.01 and 28,113.18

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Solution

The fourth proportional to 65,577.30, 98,366.01 and 28,113.18 is: 42,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,577.30 : 98,366.01 = 28,113.18 : x
  2. Step 2: Convert to fraction form
    65,577.30/98,366.01 = 28,113.18/x
  3. Step 3: Cross multiply
    65,577.30x = 98,366.01 × 28,113.18
  4. Step 4: Simplify right side
    65,577.30x = 2,765,381,345.01
  5. Step 5: Solve for x
    x = 2,765,381,345.01/65,577.30
  6. Step 6: Final answer
    x = 42,169.80

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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.