Home / 120,732.70-181,123.35-41,830.60

Finding the Fourth Proportional to 120,732.70, 181,123.35 and 41,830.60

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Solution

The fourth proportional to 120,732.70, 181,123.35 and 41,830.60 is: 62,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,732.70 : 181,123.35 = 41,830.60 : x
  2. Step 2: Convert to fraction form
    120,732.70/181,123.35 = 41,830.60/x
  3. Step 3: Cross multiply
    120,732.70x = 181,123.35 × 41,830.60
  4. Step 4: Simplify right side
    120,732.70x = 7,576,498,404.51
  5. Step 5: Solve for x
    x = 7,576,498,404.51/120,732.70
  6. Step 6: Final answer
    x = 62,754.32

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1.5x scale

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.