Home / 103,670.70-155,466.99-33,531.18

Finding the Fourth Proportional to 103,670.70, 155,466.99 and 33,531.18

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Solution

The fourth proportional to 103,670.70, 155,466.99 and 33,531.18 is: 50,284.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670.70 : 155,466.99 = 33,531.18 : x
  2. Step 2: Convert to fraction form
    103,670.70/155,466.99 = 33,531.18/x
  3. Step 3: Cross multiply
    103,670.70x = 155,466.99 × 33,531.18
  4. Step 4: Simplify right side
    103,670.70x = 5,212,991,625.75
  5. Step 5: Solve for x
    x = 5,212,991,625.75/103,670.70
  6. Step 6: Final answer
    x = 50,284.14

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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.