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Finding the Fourth Proportional to 69,993.25, 105,000.45 and 22,592.50

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Solution

The fourth proportional to 69,993.25, 105,000.45 and 22,592.50 is: 33,892.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,993.25 : 105,000.45 = 22,592.50 : x
  2. Step 2: Convert to fraction form
    69,993.25/105,000.45 = 22,592.50/x
  3. Step 3: Cross multiply
    69,993.25x = 105,000.45 × 22,592.50
  4. Step 4: Simplify right side
    69,993.25x = 2,372,222,666.63
  5. Step 5: Solve for x
    x = 2,372,222,666.63/69,993.25
  6. Step 6: Final answer
    x = 33,892.16

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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.