Home / 84,970.39-117,256.79-46,729.94

Finding the Fourth Proportional to 84,970.39, 117,256.79 and 46,729.94

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Solution

The fourth proportional to 84,970.39, 117,256.79 and 46,729.94 is: 64,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,970.39 : 117,256.79 = 46,729.94 : x
  2. Step 2: Convert to fraction form
    84,970.39/117,256.79 = 46,729.94/x
  3. Step 3: Cross multiply
    84,970.39x = 117,256.79 × 46,729.94
  4. Step 4: Simplify right side
    84,970.39x = 5,479,402,761.29
  5. Step 5: Solve for x
    x = 5,479,402,761.29/84,970.39
  6. Step 6: Final answer
    x = 64,486.03

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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.