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Finding the Fourth Proportional to 70,123.73, 105,185.60 and 17,533.22

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Solution

The fourth proportional to 70,123.73, 105,185.60 and 17,533.22 is: 26,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,123.73 : 105,185.60 = 17,533.22 : x
  2. Step 2: Convert to fraction form
    70,123.73/105,185.60 = 17,533.22/x
  3. Step 3: Cross multiply
    70,123.73x = 105,185.60 × 17,533.22
  4. Step 4: Simplify right side
    70,123.73x = 1,844,241,652.04
  5. Step 5: Solve for x
    x = 1,844,241,652.04/70,123.73
  6. Step 6: Final answer
    x = 26,299.82

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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.