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Finding the Fourth Proportional to 102,506.95, 153,754.96 and 27,625.89

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Solution

The fourth proportional to 102,506.95, 153,754.96 and 27,625.89 is: 41,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,506.95 : 153,754.96 = 27,625.89 : x
  2. Step 2: Convert to fraction form
    102,506.95/153,754.96 = 27,625.89/x
  3. Step 3: Cross multiply
    102,506.95x = 153,754.96 × 27,625.89
  4. Step 4: Simplify right side
    102,506.95x = 4,247,618,119.43
  5. Step 5: Solve for x
    x = 4,247,618,119.43/102,506.95
  6. Step 6: Final answer
    x = 41,437.37

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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.