Home / 110,368.56-164,636.52-106,678.61

Finding the Fourth Proportional to 110,368.56, 164,636.52 and 106,678.61

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Solution

The fourth proportional to 110,368.56, 164,636.52 and 106,678.61 is: 159,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,368.56 : 164,636.52 = 106,678.61 : x
  2. Step 2: Convert to fraction form
    110,368.56/164,636.52 = 106,678.61/x
  3. Step 3: Cross multiply
    110,368.56x = 164,636.52 × 106,678.61
  4. Step 4: Simplify right side
    110,368.56x = 17,563,195,108.84
  5. Step 5: Solve for x
    x = 17,563,195,108.84/110,368.56
  6. Step 6: Final answer
    x = 159,132.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.