Home / 165,811.16-228,754.44-102,038.24

Finding the Fourth Proportional to 165,811.16, 228,754.44 and 102,038.24

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Solution

The fourth proportional to 165,811.16, 228,754.44 and 102,038.24 is: 140,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,811.16 : 228,754.44 = 102,038.24 : x
  2. Step 2: Convert to fraction form
    165,811.16/228,754.44 = 102,038.24/x
  3. Step 3: Cross multiply
    165,811.16x = 228,754.44 × 102,038.24
  4. Step 4: Simplify right side
    165,811.16x = 23,341,699,306.01
  5. Step 5: Solve for x
    x = 23,341,699,306.01/165,811.16
  6. Step 6: Final answer
    x = 140,772.79

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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.