Home / 102,088.26-153,133.23-35,481.68

Finding the Fourth Proportional to 102,088.26, 153,133.23 and 35,481.68

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Solution

The fourth proportional to 102,088.26, 153,133.23 and 35,481.68 is: 53,222.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,088.26 : 153,133.23 = 35,481.68 : x
  2. Step 2: Convert to fraction form
    102,088.26/153,133.23 = 35,481.68/x
  3. Step 3: Cross multiply
    102,088.26x = 153,133.23 × 35,481.68
  4. Step 4: Simplify right side
    102,088.26x = 5,433,424,627.36
  5. Step 5: Solve for x
    x = 5,433,424,627.36/102,088.26
  6. Step 6: Final answer
    x = 53,222.81

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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.