Home / 97,291.56-145,993.60-41,128.02

Finding the Fourth Proportional to 97,291.56, 145,993.60 and 41,128.02

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Solution

The fourth proportional to 97,291.56, 145,993.60 and 41,128.02 is: 61,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,291.56 : 145,993.60 = 41,128.02 : x
  2. Step 2: Convert to fraction form
    97,291.56/145,993.60 = 41,128.02/x
  3. Step 3: Cross multiply
    97,291.56x = 145,993.60 × 41,128.02
  4. Step 4: Simplify right side
    97,291.56x = 6,004,427,700.67
  5. Step 5: Solve for x
    x = 6,004,427,700.67/97,291.56
  6. Step 6: Final answer
    x = 61,715.81

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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.