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Finding the Fourth Proportional to 161,477.55, 241,623.91 and 134,757.57

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Solution

The fourth proportional to 161,477.55, 241,623.91 and 134,757.57 is: 201,641.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,477.55 : 241,623.91 = 134,757.57 : x
  2. Step 2: Convert to fraction form
    161,477.55/241,623.91 = 134,757.57/x
  3. Step 3: Cross multiply
    161,477.55x = 241,623.91 × 134,757.57
  4. Step 4: Simplify right side
    161,477.55x = 32,560,652,040.04
  5. Step 5: Solve for x
    x = 32,560,652,040.04/161,477.55
  6. Step 6: Final answer
    x = 201,641.97

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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.