Home / 84,685.11-116,865.45-46,959.36

Finding the Fourth Proportional to 84,685.11, 116,865.45 and 46,959.36

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Solution

The fourth proportional to 84,685.11, 116,865.45 and 46,959.36 is: 64,803.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,685.11 : 116,865.45 = 46,959.36 : x
  2. Step 2: Convert to fraction form
    84,685.11/116,865.45 = 46,959.36/x
  3. Step 3: Cross multiply
    84,685.11x = 116,865.45 × 46,959.36
  4. Step 4: Simplify right side
    84,685.11x = 5,487,925,918.99
  5. Step 5: Solve for x
    x = 5,487,925,918.99/84,685.11
  6. Step 6: Final answer
    x = 64,803.91

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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.