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Finding the Fourth Proportional to 168,480.62, 232,554.74 and 103,969.59

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Solution

The fourth proportional to 168,480.62, 232,554.74 and 103,969.59 is: 143,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,480.62 : 232,554.74 = 103,969.59 : x
  2. Step 2: Convert to fraction form
    168,480.62/232,554.74 = 103,969.59/x
  3. Step 3: Cross multiply
    168,480.62x = 232,554.74 × 103,969.59
  4. Step 4: Simplify right side
    168,480.62x = 24,178,620,450.51
  5. Step 5: Solve for x
    x = 24,178,620,450.51/168,480.62
  6. Step 6: Final answer
    x = 143,509.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.