Home / 65,760.04-90,749.25-35,545.27

Finding the Fourth Proportional to 65,760.04, 90,749.25 and 35,545.27

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Solution

The fourth proportional to 65,760.04, 90,749.25 and 35,545.27 is: 49,052.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,760.04 : 90,749.25 = 35,545.27 : x
  2. Step 2: Convert to fraction form
    65,760.04/90,749.25 = 35,545.27/x
  3. Step 3: Cross multiply
    65,760.04x = 90,749.25 × 35,545.27
  4. Step 4: Simplify right side
    65,760.04x = 3,225,706,593.55
  5. Step 5: Solve for x
    x = 3,225,706,593.55/65,760.04
  6. Step 6: Final answer
    x = 49,052.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.