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Finding the Fourth Proportional to 111,548.76, 167,349.50 and 36,669.12

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Solution

The fourth proportional to 111,548.76, 167,349.50 and 36,669.12 is: 55,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,548.76 : 167,349.50 = 36,669.12 : x
  2. Step 2: Convert to fraction form
    111,548.76/167,349.50 = 36,669.12/x
  3. Step 3: Cross multiply
    111,548.76x = 167,349.50 × 36,669.12
  4. Step 4: Simplify right side
    111,548.76x = 6,136,558,897.44
  5. Step 5: Solve for x
    x = 6,136,558,897.44/111,548.76
  6. Step 6: Final answer
    x = 55,012.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.