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Finding the Fourth Proportional to 201,359.80, 277,845.42 and 116,484.76

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Solution

The fourth proportional to 201,359.80, 277,845.42 and 116,484.76 is: 160,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,359.80 : 277,845.42 = 116,484.76 : x
  2. Step 2: Convert to fraction form
    201,359.80/277,845.42 = 116,484.76/x
  3. Step 3: Cross multiply
    201,359.80x = 277,845.42 × 116,484.76
  4. Step 4: Simplify right side
    201,359.80x = 32,364,757,065.80
  5. Step 5: Solve for x
    x = 32,364,757,065.80/201,359.80
  6. Step 6: Final answer
    x = 160,730.98

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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.