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Finding the Fourth Proportional to 173,131.40, 259,697.10 and 94,399.40

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Solution

The fourth proportional to 173,131.40, 259,697.10 and 94,399.40 is: 141,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,131.40 : 259,697.10 = 94,399.40 : x
  2. Step 2: Convert to fraction form
    173,131.40/259,697.10 = 94,399.40/x
  3. Step 3: Cross multiply
    173,131.40x = 259,697.10 × 94,399.40
  4. Step 4: Simplify right side
    173,131.40x = 24,515,250,421.74
  5. Step 5: Solve for x
    x = 24,515,250,421.74/173,131.40
  6. Step 6: Final answer
    x = 141,599.10

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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.