Home / 97,004.96-145,509.24-30,443.60

Finding the Fourth Proportional to 97,004.96, 145,509.24 and 30,443.60

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Solution

The fourth proportional to 97,004.96, 145,509.24 and 30,443.60 is: 45,665.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,004.96 : 145,509.24 = 30,443.60 : x
  2. Step 2: Convert to fraction form
    97,004.96/145,509.24 = 30,443.60/x
  3. Step 3: Cross multiply
    97,004.96x = 145,509.24 × 30,443.60
  4. Step 4: Simplify right side
    97,004.96x = 4,429,825,098.86
  5. Step 5: Solve for x
    x = 4,429,825,098.86/97,004.96
  6. Step 6: Final answer
    x = 45,665.96

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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.