Home / 84,881.32-117,137.71-46,642.53

Finding the Fourth Proportional to 84,881.32, 117,137.71 and 46,642.53

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Solution

The fourth proportional to 84,881.32, 117,137.71 and 46,642.53 is: 64,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,881.32 : 117,137.71 = 46,642.53 : x
  2. Step 2: Convert to fraction form
    84,881.32/117,137.71 = 46,642.53/x
  3. Step 3: Cross multiply
    84,881.32x = 117,137.71 × 46,642.53
  4. Step 4: Simplify right side
    84,881.32x = 5,463,599,650.38
  5. Step 5: Solve for x
    x = 5,463,599,650.38/84,881.32
  6. Step 6: Final answer
    x = 64,367.52

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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.