Home / 307,514.07-461,443.33-130,153.84

Finding the Fourth Proportional to 307,514.07, 461,443.33 and 130,153.84

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Solution

The fourth proportional to 307,514.07, 461,443.33 and 130,153.84 is: 195,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,514.07 : 461,443.33 = 130,153.84 : x
  2. Step 2: Convert to fraction form
    307,514.07/461,443.33 = 130,153.84/x
  3. Step 3: Cross multiply
    307,514.07x = 461,443.33 × 130,153.84
  4. Step 4: Simplify right side
    307,514.07x = 60,058,620,350.97
  5. Step 5: Solve for x
    x = 60,058,620,350.97/307,514.07
  6. Step 6: Final answer
    x = 195,303.65

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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.