Home / 164,231.76-226,639.80-88,780.26

Finding the Fourth Proportional to 164,231.76, 226,639.80 and 88,780.26

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Solution

The fourth proportional to 164,231.76, 226,639.80 and 88,780.26 is: 122,516.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,231.76 : 226,639.80 = 88,780.26 : x
  2. Step 2: Convert to fraction form
    164,231.76/226,639.80 = 88,780.26/x
  3. Step 3: Cross multiply
    164,231.76x = 226,639.80 × 88,780.26
  4. Step 4: Simplify right side
    164,231.76x = 20,121,140,370.35
  5. Step 5: Solve for x
    x = 20,121,140,370.35/164,231.76
  6. Step 6: Final answer
    x = 122,516.74

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1.5x scale

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.