Home / 65,551.42-98,327.22-28,087.20

Finding the Fourth Proportional to 65,551.42, 98,327.22 and 28,087.20

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Solution

The fourth proportional to 65,551.42, 98,327.22 and 28,087.20 is: 42,130.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,551.42 : 98,327.22 = 28,087.20 : x
  2. Step 2: Convert to fraction form
    65,551.42/98,327.22 = 28,087.20/x
  3. Step 3: Cross multiply
    65,551.42x = 98,327.22 × 28,087.20
  4. Step 4: Simplify right side
    65,551.42x = 2,761,736,293.58
  5. Step 5: Solve for x
    x = 2,761,736,293.58/65,551.42
  6. Step 6: Final answer
    x = 42,130.84

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1.5x scale

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.