Home / 102,223.20-153,342.36-35,655.24

Finding the Fourth Proportional to 102,223.20, 153,342.36 and 35,655.24

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Solution

The fourth proportional to 102,223.20, 153,342.36 and 35,655.24 is: 53,485.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,223.20 : 153,342.36 = 35,655.24 : x
  2. Step 2: Convert to fraction form
    102,223.20/153,342.36 = 35,655.24/x
  3. Step 3: Cross multiply
    102,223.20x = 153,342.36 × 35,655.24
  4. Step 4: Simplify right side
    102,223.20x = 5,467,458,647.97
  5. Step 5: Solve for x
    x = 5,467,458,647.97/102,223.20
  6. Step 6: Final answer
    x = 53,485.50

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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.