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Finding the Fourth Proportional to 111,052.41, 153,256.02 and 60,751.41

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Solution

The fourth proportional to 111,052.41, 153,256.02 and 60,751.41 is: 83,838.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,052.41 : 153,256.02 = 60,751.41 : x
  2. Step 2: Convert to fraction form
    111,052.41/153,256.02 = 60,751.41/x
  3. Step 3: Cross multiply
    111,052.41x = 153,256.02 × 60,751.41
  4. Step 4: Simplify right side
    111,052.41x = 9,310,519,305.99
  5. Step 5: Solve for x
    x = 9,310,519,305.99/111,052.41
  6. Step 6: Final answer
    x = 83,838.97

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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.