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Finding the Fourth Proportional to 124,309.40, 186,464.10 and 41,203.40

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Solution

The fourth proportional to 124,309.40, 186,464.10 and 41,203.40 is: 61,805.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,309.40 : 186,464.10 = 41,203.40 : x
  2. Step 2: Convert to fraction form
    124,309.40/186,464.10 = 41,203.40/x
  3. Step 3: Cross multiply
    124,309.40x = 186,464.10 × 41,203.40
  4. Step 4: Simplify right side
    124,309.40x = 7,682,954,897.94
  5. Step 5: Solve for x
    x = 7,682,954,897.94/124,309.40
  6. Step 6: Final answer
    x = 61,805.10

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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.