Home / 100,806.14-151,225.44-34,239.26

Finding the Fourth Proportional to 100,806.14, 151,225.44 and 34,239.26

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Solution

The fourth proportional to 100,806.14, 151,225.44 and 34,239.26 is: 51,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,806.14 : 151,225.44 = 34,239.26 : x
  2. Step 2: Convert to fraction form
    100,806.14/151,225.44 = 34,239.26/x
  3. Step 3: Cross multiply
    100,806.14x = 151,225.44 × 34,239.26
  4. Step 4: Simplify right side
    100,806.14x = 5,177,847,158.77
  5. Step 5: Solve for x
    x = 5,177,847,158.77/100,806.14
  6. Step 6: Final answer
    x = 51,364.40

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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.