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Finding the Fourth Proportional to 214,603.84, 296,129.28 and 119,114.56

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Solution

The fourth proportional to 214,603.84, 296,129.28 and 119,114.56 is: 164,364.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,603.84 : 296,129.28 = 119,114.56 : x
  2. Step 2: Convert to fraction form
    214,603.84/296,129.28 = 119,114.56/x
  3. Step 3: Cross multiply
    214,603.84x = 296,129.28 × 119,114.56
  4. Step 4: Simplify right side
    214,603.84x = 35,273,308,890.32
  5. Step 5: Solve for x
    x = 35,273,308,890.32/214,603.84
  6. Step 6: Final answer
    x = 164,364.76

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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.