Home / 97,362.22-145,987.44-38,128.54

Finding the Fourth Proportional to 97,362.22, 145,987.44 and 38,128.54

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Solution

The fourth proportional to 97,362.22, 145,987.44 and 38,128.54 is: 57,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,362.22 : 145,987.44 = 38,128.54 : x
  2. Step 2: Convert to fraction form
    97,362.22/145,987.44 = 38,128.54/x
  3. Step 3: Cross multiply
    97,362.22x = 145,987.44 × 38,128.54
  4. Step 4: Simplify right side
    97,362.22x = 5,566,287,945.54
  5. Step 5: Solve for x
    x = 5,566,287,945.54/97,362.22
  6. Step 6: Final answer
    x = 57,170.92

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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.