Home / 154,469.90-213,186.42-94,075.94

Finding the Fourth Proportional to 154,469.90, 213,186.42 and 94,075.94

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Solution

The fourth proportional to 154,469.90, 213,186.42 and 94,075.94 is: 129,835.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,469.90 : 213,186.42 = 94,075.94 : x
  2. Step 2: Convert to fraction form
    154,469.90/213,186.42 = 94,075.94/x
  3. Step 3: Cross multiply
    154,469.90x = 213,186.42 × 94,075.94
  4. Step 4: Simplify right side
    154,469.90x = 20,055,712,856.73
  5. Step 5: Solve for x
    x = 20,055,712,856.73/154,469.90
  6. Step 6: Final answer
    x = 129,835.73

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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.