Home / 97,325.30-145,975.31-30,772.14

Finding the Fourth Proportional to 97,325.30, 145,975.31 and 30,772.14

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Solution

The fourth proportional to 97,325.30, 145,975.31 and 30,772.14 is: 46,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,325.30 : 145,975.31 = 30,772.14 : x
  2. Step 2: Convert to fraction form
    97,325.30/145,975.31 = 30,772.14/x
  3. Step 3: Cross multiply
    97,325.30x = 145,975.31 × 30,772.14
  4. Step 4: Simplify right side
    97,325.30x = 4,491,972,522.00
  5. Step 5: Solve for x
    x = 4,491,972,522.00/97,325.30
  6. Step 6: Final answer
    x = 46,154.21

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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.