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Finding the Fourth Proportional to 183,101, 252,658.12 and 106,636.80

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Solution

The fourth proportional to 183,101, 252,658.12 and 106,636.80 is: 147,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,101 : 252,658.12 = 106,636.80 : x
  2. Step 2: Convert to fraction form
    183,101/252,658.12 = 106,636.80/x
  3. Step 3: Cross multiply
    183,101x = 252,658.12 × 106,636.80
  4. Step 4: Simplify right side
    183,101x = 26,942,652,877.63
  5. Step 5: Solve for x
    x = 26,942,652,877.63/183,101
  6. Step 6: Final answer
    x = 147,146.40

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1.5x scale

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.