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Finding the Fourth Proportional to 169,615.40, 254,255.70 and 94,771.40

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Solution

The fourth proportional to 169,615.40, 254,255.70 and 94,771.40 is: 142,063.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,615.40 : 254,255.70 = 94,771.40 : x
  2. Step 2: Convert to fraction form
    169,615.40/254,255.70 = 94,771.40/x
  3. Step 3: Cross multiply
    169,615.40x = 254,255.70 × 94,771.40
  4. Step 4: Simplify right side
    169,615.40x = 24,096,168,646.98
  5. Step 5: Solve for x
    x = 24,096,168,646.98/169,615.40
  6. Step 6: Final answer
    x = 142,063.57

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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.