Home / 55,409.40-83,114.10-49,067.10

Finding the Fourth Proportional to 55,409.40, 83,114.10 and 49,067.10

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Solution

The fourth proportional to 55,409.40, 83,114.10 and 49,067.10 is: 73,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,409.40 : 83,114.10 = 49,067.10 : x
  2. Step 2: Convert to fraction form
    55,409.40/83,114.10 = 49,067.10/x
  3. Step 3: Cross multiply
    55,409.40x = 83,114.10 × 49,067.10
  4. Step 4: Simplify right side
    55,409.40x = 4,078,167,856.11
  5. Step 5: Solve for x
    x = 4,078,167,856.11/55,409.40
  6. Step 6: Final answer
    x = 73,600.65

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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.