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Finding the Fourth Proportional to 200,528.91, 276,703.53 and 119,927.01

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Solution

The fourth proportional to 200,528.91, 276,703.53 and 119,927.01 is: 165,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,528.91 : 276,703.53 = 119,927.01 : x
  2. Step 2: Convert to fraction form
    200,528.91/276,703.53 = 119,927.01/x
  3. Step 3: Cross multiply
    200,528.91x = 276,703.53 × 119,927.01
  4. Step 4: Simplify right side
    200,528.91x = 33,184,227,009.35
  5. Step 5: Solve for x
    x = 33,184,227,009.35/200,528.91
  6. Step 6: Final answer
    x = 165,483.51

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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.