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Finding the Fourth Proportional to 213,585.84, 294,736.68 and 118,086.84

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Solution

The fourth proportional to 213,585.84, 294,736.68 and 118,086.84 is: 162,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,585.84 : 294,736.68 = 118,086.84 : x
  2. Step 2: Convert to fraction form
    213,585.84/294,736.68 = 118,086.84/x
  3. Step 3: Cross multiply
    213,585.84x = 294,736.68 × 118,086.84
  4. Step 4: Simplify right side
    213,585.84x = 34,804,523,173.29
  5. Step 5: Solve for x
    x = 34,804,523,173.29/213,585.84
  6. Step 6: Final answer
    x = 162,953.33

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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.