Home / 134,841.20-202,203.48-103,698.32

Finding the Fourth Proportional to 134,841.20, 202,203.48 and 103,698.32

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Solution

The fourth proportional to 134,841.20, 202,203.48 and 103,698.32 is: 155,502.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,841.20 : 202,203.48 = 103,698.32 : x
  2. Step 2: Convert to fraction form
    134,841.20/202,203.48 = 103,698.32/x
  3. Step 3: Cross multiply
    134,841.20x = 202,203.48 × 103,698.32
  4. Step 4: Simplify right side
    134,841.20x = 20,968,161,174.15
  5. Step 5: Solve for x
    x = 20,968,161,174.15/134,841.20
  6. Step 6: Final answer
    x = 155,502.63

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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.