Home / 120,845.98-181,269.05-45,948.81

Finding the Fourth Proportional to 120,845.98, 181,269.05 and 45,948.81

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Solution

The fourth proportional to 120,845.98, 181,269.05 and 45,948.81 is: 68,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,845.98 : 181,269.05 = 45,948.81 : x
  2. Step 2: Convert to fraction form
    120,845.98/181,269.05 = 45,948.81/x
  3. Step 3: Cross multiply
    120,845.98x = 181,269.05 × 45,948.81
  4. Step 4: Simplify right side
    120,845.98x = 8,329,096,001.24
  5. Step 5: Solve for x
    x = 8,329,096,001.24/120,845.98
  6. Step 6: Final answer
    x = 68,923.24

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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.