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Finding the Fourth Proportional to 200,527.90, 276,702.16 and 119,926.01

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Solution

The fourth proportional to 200,527.90, 276,702.16 and 119,926.01 is: 165,482.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,527.90 : 276,702.16 = 119,926.01 : x
  2. Step 2: Convert to fraction form
    200,527.90/276,702.16 = 119,926.01/x
  3. Step 3: Cross multiply
    200,527.90x = 276,702.16 × 119,926.01
  4. Step 4: Simplify right side
    200,527.90x = 33,183,786,007.18
  5. Step 5: Solve for x
    x = 33,183,786,007.18/200,527.90
  6. Step 6: Final answer
    x = 165,482.14

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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.