Home / 97,372.44-146,057.76-30,812.40

Finding the Fourth Proportional to 97,372.44, 146,057.76 and 30,812.40

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Solution

The fourth proportional to 97,372.44, 146,057.76 and 30,812.40 is: 46,218.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,372.44 : 146,057.76 = 30,812.40 : x
  2. Step 2: Convert to fraction form
    97,372.44/146,057.76 = 30,812.40/x
  3. Step 3: Cross multiply
    97,372.44x = 146,057.76 × 30,812.40
  4. Step 4: Simplify right side
    97,372.44x = 4,500,390,124.22
  5. Step 5: Solve for x
    x = 4,500,390,124.22/97,372.44
  6. Step 6: Final answer
    x = 46,218.32

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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.