Home / 55,719.19-83,481.74-46,418.97

Finding the Fourth Proportional to 55,719.19, 83,481.74 and 46,418.97

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Solution

The fourth proportional to 55,719.19, 83,481.74 and 46,418.97 is: 69,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,719.19 : 83,481.74 = 46,418.97 : x
  2. Step 2: Convert to fraction form
    55,719.19/83,481.74 = 46,418.97/x
  3. Step 3: Cross multiply
    55,719.19x = 83,481.74 × 46,418.97
  4. Step 4: Simplify right side
    55,719.19x = 3,875,136,639.64
  5. Step 5: Solve for x
    x = 3,875,136,639.64/55,719.19
  6. Step 6: Final answer
    x = 69,547.61

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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.