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Finding the Fourth Proportional to 169,408.80, 237,697.20 and 169,408.80

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Solution

The fourth proportional to 169,408.80, 237,697.20 and 169,408.80 is: 237,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,408.80 : 237,697.20 = 169,408.80 : x
  2. Step 2: Convert to fraction form
    169,408.80/237,697.20 = 169,408.80/x
  3. Step 3: Cross multiply
    169,408.80x = 237,697.20 × 169,408.80
  4. Step 4: Simplify right side
    169,408.80x = 40,267,997,415.36
  5. Step 5: Solve for x
    x = 40,267,997,415.36/169,408.80
  6. Step 6: Final answer
    x = 237,697.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.