Home / 197,220.48-272,164.11-106,576.41

Finding the Fourth Proportional to 197,220.48, 272,164.11 and 106,576.41

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Solution

The fourth proportional to 197,220.48, 272,164.11 and 106,576.41 is: 147,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,220.48 : 272,164.11 = 106,576.41 : x
  2. Step 2: Convert to fraction form
    197,220.48/272,164.11 = 106,576.41/x
  3. Step 3: Cross multiply
    197,220.48x = 272,164.11 × 106,576.41
  4. Step 4: Simplify right side
    197,220.48x = 29,006,273,774.65
  5. Step 5: Solve for x
    x = 29,006,273,774.65/197,220.48
  6. Step 6: Final answer
    x = 147,075.36

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1.5x scale

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.