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Finding the Fourth Proportional to 180,655.80, 271,242.90 and 101,923.80

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Solution

The fourth proportional to 180,655.80, 271,242.90 and 101,923.80 is: 153,031.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,655.80 : 271,242.90 = 101,923.80 : x
  2. Step 2: Convert to fraction form
    180,655.80/271,242.90 = 101,923.80/x
  3. Step 3: Cross multiply
    180,655.80x = 271,242.90 × 101,923.80
  4. Step 4: Simplify right side
    180,655.80x = 27,646,107,091.02
  5. Step 5: Solve for x
    x = 27,646,107,091.02/180,655.80
  6. Step 6: Final answer
    x = 153,031.94

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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.