Home / 65,438.04-98,155.98-16,190.04

Finding the Fourth Proportional to 65,438.04, 98,155.98 and 16,190.04

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Solution

The fourth proportional to 65,438.04, 98,155.98 and 16,190.04 is: 24,284.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,438.04 : 98,155.98 = 16,190.04 : x
  2. Step 2: Convert to fraction form
    65,438.04/98,155.98 = 16,190.04/x
  3. Step 3: Cross multiply
    65,438.04x = 98,155.98 × 16,190.04
  4. Step 4: Simplify right side
    65,438.04x = 1,589,149,242.44
  5. Step 5: Solve for x
    x = 1,589,149,242.44/65,438.04
  6. Step 6: Final answer
    x = 24,284.79

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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.