Home / 146,245.47-201,822.44-89,688.03

Finding the Fourth Proportional to 146,245.47, 201,822.44 and 89,688.03

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Solution

The fourth proportional to 146,245.47, 201,822.44 and 89,688.03 is: 123,771.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,245.47 : 201,822.44 = 89,688.03 : x
  2. Step 2: Convert to fraction form
    146,245.47/201,822.44 = 89,688.03/x
  3. Step 3: Cross multiply
    146,245.47x = 201,822.44 × 89,688.03
  4. Step 4: Simplify right side
    146,245.47x = 18,101,056,604.95
  5. Step 5: Solve for x
    x = 18,101,056,604.95/146,245.47
  6. Step 6: Final answer
    x = 123,771.74

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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.