Home / 164,568.07-227,102.64-89,116.57

Finding the Fourth Proportional to 164,568.07, 227,102.64 and 89,116.57

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Solution

The fourth proportional to 164,568.07, 227,102.64 and 89,116.57 is: 122,980.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,568.07 : 227,102.64 = 89,116.57 : x
  2. Step 2: Convert to fraction form
    164,568.07/227,102.64 = 89,116.57/x
  3. Step 3: Cross multiply
    164,568.07x = 227,102.64 × 89,116.57
  4. Step 4: Simplify right side
    164,568.07x = 20,238,608,314.74
  5. Step 5: Solve for x
    x = 20,238,608,314.74/164,568.07
  6. Step 6: Final answer
    x = 122,980.16

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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.