Home / 100,907.13-151,316.94-34,329.39

Finding the Fourth Proportional to 100,907.13, 151,316.94 and 34,329.39

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Solution

The fourth proportional to 100,907.13, 151,316.94 and 34,329.39 is: 51,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,907.13 : 151,316.94 = 34,329.39 : x
  2. Step 2: Convert to fraction form
    100,907.13/151,316.94 = 34,329.39/x
  3. Step 3: Cross multiply
    100,907.13x = 151,316.94 × 34,329.39
  4. Step 4: Simplify right side
    100,907.13x = 5,194,618,246.87
  5. Step 5: Solve for x
    x = 5,194,618,246.87/100,907.13
  6. Step 6: Final answer
    x = 51,479.20

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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.