Home / 65,723.40-98,585.10-50,171.40

Finding the Fourth Proportional to 65,723.40, 98,585.10 and 50,171.40

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Solution

The fourth proportional to 65,723.40, 98,585.10 and 50,171.40 is: 75,257.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,723.40 : 98,585.10 = 50,171.40 : x
  2. Step 2: Convert to fraction form
    65,723.40/98,585.10 = 50,171.40/x
  3. Step 3: Cross multiply
    65,723.40x = 98,585.10 × 50,171.40
  4. Step 4: Simplify right side
    65,723.40x = 4,946,152,486.14
  5. Step 5: Solve for x
    x = 4,946,152,486.14/65,723.40
  6. Step 6: Final answer
    x = 75,257.10

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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.