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Finding the Fourth Proportional to 213,696.66, 294,883.02 and 118,179.58

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Solution

The fourth proportional to 213,696.66, 294,883.02 and 118,179.58 is: 163,077.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,696.66 : 294,883.02 = 118,179.58 : x
  2. Step 2: Convert to fraction form
    213,696.66/294,883.02 = 118,179.58/x
  3. Step 3: Cross multiply
    213,696.66x = 294,883.02 × 118,179.58
  4. Step 4: Simplify right side
    213,696.66x = 34,849,151,452.73
  5. Step 5: Solve for x
    x = 34,849,151,452.73/213,696.66
  6. Step 6: Final answer
    x = 163,077.66

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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.