Home / 57,019.92-85,318.02-35,861.16

Finding the Fourth Proportional to 57,019.92, 85,318.02 and 35,861.16

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Solution

The fourth proportional to 57,019.92, 85,318.02 and 35,861.16 is: 53,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,019.92 : 85,318.02 = 35,861.16 : x
  2. Step 2: Convert to fraction form
    57,019.92/85,318.02 = 35,861.16/x
  3. Step 3: Cross multiply
    57,019.92x = 85,318.02 × 35,861.16
  4. Step 4: Simplify right side
    57,019.92x = 3,059,602,816.60
  5. Step 5: Solve for x
    x = 3,059,602,816.60/57,019.92
  6. Step 6: Final answer
    x = 53,658.49

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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.