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Finding the Fourth Proportional to 65,777.94, 98,630.46 and 32,426.19

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Solution

The fourth proportional to 65,777.94, 98,630.46 and 32,426.19 is: 48,621.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,777.94 : 98,630.46 = 32,426.19 : x
  2. Step 2: Convert to fraction form
    65,777.94/98,630.46 = 32,426.19/x
  3. Step 3: Cross multiply
    65,777.94x = 98,630.46 × 32,426.19
  4. Step 4: Simplify right side
    65,777.94x = 3,198,210,035.75
  5. Step 5: Solve for x
    x = 3,198,210,035.75/65,777.94
  6. Step 6: Final answer
    x = 48,621.32

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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.