Home / 177,647.75-245,143.56-97,075.94

Finding the Fourth Proportional to 177,647.75, 245,143.56 and 97,075.94

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Solution

The fourth proportional to 177,647.75, 245,143.56 and 97,075.94 is: 133,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,647.75 : 245,143.56 = 97,075.94 : x
  2. Step 2: Convert to fraction form
    177,647.75/245,143.56 = 97,075.94/x
  3. Step 3: Cross multiply
    177,647.75x = 245,143.56 × 97,075.94
  4. Step 4: Simplify right side
    177,647.75x = 23,797,540,660.26
  5. Step 5: Solve for x
    x = 23,797,540,660.26/177,647.75
  6. Step 6: Final answer
    x = 133,959.15

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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.