Home / 55,718.70-83,480.64-46,418.28

Finding the Fourth Proportional to 55,718.70, 83,480.64 and 46,418.28

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Solution

The fourth proportional to 55,718.70, 83,480.64 and 46,418.28 is: 69,546.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,718.70 : 83,480.64 = 46,418.28 : x
  2. Step 2: Convert to fraction form
    55,718.70/83,480.64 = 46,418.28/x
  3. Step 3: Cross multiply
    55,718.70x = 83,480.64 × 46,418.28
  4. Step 4: Simplify right side
    55,718.70x = 3,875,027,722.10
  5. Step 5: Solve for x
    x = 3,875,027,722.10/55,718.70
  6. Step 6: Final answer
    x = 69,546.27

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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.