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Finding the Fourth Proportional to 118,466.64, 177,673.77 and 34,208.46

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Solution

The fourth proportional to 118,466.64, 177,673.77 and 34,208.46 is: 51,305.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,466.64 : 177,673.77 = 34,208.46 : x
  2. Step 2: Convert to fraction form
    118,466.64/177,673.77 = 34,208.46/x
  3. Step 3: Cross multiply
    118,466.64x = 177,673.77 × 34,208.46
  4. Step 4: Simplify right side
    118,466.64x = 6,077,946,054.09
  5. Step 5: Solve for x
    x = 6,077,946,054.09/118,466.64
  6. Step 6: Final answer
    x = 51,305.13

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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.