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Finding the Fourth Proportional to 169,739.52, 254,244.79 and 159,802.67

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Solution

The fourth proportional to 169,739.52, 254,244.79 and 159,802.67 is: 239,360.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,739.52 : 254,244.79 = 159,802.67 : x
  2. Step 2: Convert to fraction form
    169,739.52/254,244.79 = 159,802.67/x
  3. Step 3: Cross multiply
    169,739.52x = 254,244.79 × 159,802.67
  4. Step 4: Simplify right side
    169,739.52x = 40,628,997,110.95
  5. Step 5: Solve for x
    x = 40,628,997,110.95/169,739.52
  6. Step 6: Final answer
    x = 239,360.86

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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.