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Finding the Fourth Proportional to 159,717.07, 220,425.02 and 119,360.85

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Solution

The fourth proportional to 159,717.07, 220,425.02 and 119,360.85 is: 164,729.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,717.07 : 220,425.02 = 119,360.85 : x
  2. Step 2: Convert to fraction form
    159,717.07/220,425.02 = 119,360.85/x
  3. Step 3: Cross multiply
    159,717.07x = 220,425.02 × 119,360.85
  4. Step 4: Simplify right side
    159,717.07x = 26,310,117,748.47
  5. Step 5: Solve for x
    x = 26,310,117,748.47/159,717.07
  6. Step 6: Final answer
    x = 164,729.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.