Home / 82,863.35-114,347.74-48,411.28

Finding the Fourth Proportional to 82,863.35, 114,347.74 and 48,411.28

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Solution

The fourth proportional to 82,863.35, 114,347.74 and 48,411.28 is: 66,805.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,863.35 : 114,347.74 = 48,411.28 : x
  2. Step 2: Convert to fraction form
    82,863.35/114,347.74 = 48,411.28/x
  3. Step 3: Cross multiply
    82,863.35x = 114,347.74 × 48,411.28
  4. Step 4: Simplify right side
    82,863.35x = 5,535,719,848.16
  5. Step 5: Solve for x
    x = 5,535,719,848.16/82,863.35
  6. Step 6: Final answer
    x = 66,805.41

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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.