Home / 109,828.47-164,768.04-46,650.63

Finding the Fourth Proportional to 109,828.47, 164,768.04 and 46,650.63

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Solution

The fourth proportional to 109,828.47, 164,768.04 and 46,650.63 is: 69,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,828.47 : 164,768.04 = 46,650.63 : x
  2. Step 2: Convert to fraction form
    109,828.47/164,768.04 = 46,650.63/x
  3. Step 3: Cross multiply
    109,828.47x = 164,768.04 × 46,650.63
  4. Step 4: Simplify right side
    109,828.47x = 7,686,532,869.87
  5. Step 5: Solve for x
    x = 7,686,532,869.87/109,828.47
  6. Step 6: Final answer
    x = 69,986.71

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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.