Home / 75,513.63-104,211.06-41,520.36

Finding the Fourth Proportional to 75,513.63, 104,211.06 and 41,520.36

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Solution

The fourth proportional to 75,513.63, 104,211.06 and 41,520.36 is: 57,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,513.63 : 104,211.06 = 41,520.36 : x
  2. Step 2: Convert to fraction form
    75,513.63/104,211.06 = 41,520.36/x
  3. Step 3: Cross multiply
    75,513.63x = 104,211.06 × 41,520.36
  4. Step 4: Simplify right side
    75,513.63x = 4,326,880,727.18
  5. Step 5: Solve for x
    x = 4,326,880,727.18/75,513.63
  6. Step 6: Final answer
    x = 57,299.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.