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Finding the Fourth Proportional to 169,717.78, 254,683.89 and 94,887.01

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Solution

The fourth proportional to 169,717.78, 254,683.89 and 94,887.01 is: 142,390.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,717.78 : 254,683.89 = 94,887.01 : x
  2. Step 2: Convert to fraction form
    169,717.78/254,683.89 = 94,887.01/x
  3. Step 3: Cross multiply
    169,717.78x = 254,683.89 × 94,887.01
  4. Step 4: Simplify right side
    169,717.78x = 24,166,192,817.27
  5. Step 5: Solve for x
    x = 24,166,192,817.27/169,717.78
  6. Step 6: Final answer
    x = 142,390.46

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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.