Home / 65,551.42-98,327.24-28,087.21

Finding the Fourth Proportional to 65,551.42, 98,327.24 and 28,087.21

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Solution

The fourth proportional to 65,551.42, 98,327.24 and 28,087.21 is: 42,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,551.42 : 98,327.24 = 28,087.21 : x
  2. Step 2: Convert to fraction form
    65,551.42/98,327.24 = 28,087.21/x
  3. Step 3: Cross multiply
    65,551.42x = 98,327.24 × 28,087.21
  4. Step 4: Simplify right side
    65,551.42x = 2,761,737,206.53
  5. Step 5: Solve for x
    x = 2,761,737,206.53/65,551.42
  6. Step 6: Final answer
    x = 42,130.86

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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.