Home / 120,294.36-180,453.66-41,398.20

Finding the Fourth Proportional to 120,294.36, 180,453.66 and 41,398.20

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Solution

The fourth proportional to 120,294.36, 180,453.66 and 41,398.20 is: 62,101.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,294.36 : 180,453.66 = 41,398.20 : x
  2. Step 2: Convert to fraction form
    120,294.36/180,453.66 = 41,398.20/x
  3. Step 3: Cross multiply
    120,294.36x = 180,453.66 × 41,398.20
  4. Step 4: Simplify right side
    120,294.36x = 7,470,456,707.41
  5. Step 5: Solve for x
    x = 7,470,456,707.41/120,294.36
  6. Step 6: Final answer
    x = 62,101.47

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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.