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Finding the Fourth Proportional to 69,523.76, 104,285.04 and 25,133.76

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Solution

The fourth proportional to 69,523.76, 104,285.04 and 25,133.76 is: 37,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,523.76 : 104,285.04 = 25,133.76 : x
  2. Step 2: Convert to fraction form
    69,523.76/104,285.04 = 25,133.76/x
  3. Step 3: Cross multiply
    69,523.76x = 104,285.04 × 25,133.76
  4. Step 4: Simplify right side
    69,523.76x = 2,621,075,166.95
  5. Step 5: Solve for x
    x = 2,621,075,166.95/69,523.76
  6. Step 6: Final answer
    x = 37,700.42

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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.