Home / 120,473.48-180,738.84-41,588.36

Finding the Fourth Proportional to 120,473.48, 180,738.84 and 41,588.36

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Solution

The fourth proportional to 120,473.48, 180,738.84 and 41,588.36 is: 62,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,473.48 : 180,738.84 = 41,588.36 : x
  2. Step 2: Convert to fraction form
    120,473.48/180,738.84 = 41,588.36/x
  3. Step 3: Cross multiply
    120,473.48x = 180,738.84 × 41,588.36
  4. Step 4: Simplify right side
    120,473.48x = 7,516,631,943.90
  5. Step 5: Solve for x
    x = 7,516,631,943.90/120,473.48
  6. Step 6: Final answer
    x = 62,392.42

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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.