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Finding the Fourth Proportional to 235,566, 325,084.32 and 134,964

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Solution

The fourth proportional to 235,566, 325,084.32 and 134,964 is: 186,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,566 : 325,084.32 = 134,964 : x
  2. Step 2: Convert to fraction form
    235,566/325,084.32 = 134,964/x
  3. Step 3: Cross multiply
    235,566x = 325,084.32 × 134,964
  4. Step 4: Simplify right side
    235,566x = 43,874,680,164.48
  5. Step 5: Solve for x
    x = 43,874,680,164.48/235,566
  6. Step 6: Final answer
    x = 186,252.18

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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.