Home / 299,110.34-448,865.03-155,148.84

Finding the Fourth Proportional to 299,110.34, 448,865.03 and 155,148.84

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Solution

The fourth proportional to 299,110.34, 448,865.03 and 155,148.84 is: 232,826.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,110.34 : 448,865.03 = 155,148.84 : x
  2. Step 2: Convert to fraction form
    299,110.34/448,865.03 = 155,148.84/x
  3. Step 3: Cross multiply
    299,110.34x = 448,865.03 × 155,148.84
  4. Step 4: Simplify right side
    299,110.34x = 69,640,888,721.07
  5. Step 5: Solve for x
    x = 69,640,888,721.07/299,110.34
  6. Step 6: Final answer
    x = 232,826.75

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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.