Home / 165,399.24-228,172.71-111,702.93

Finding the Fourth Proportional to 165,399.24, 228,172.71 and 111,702.93

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Solution

The fourth proportional to 165,399.24, 228,172.71 and 111,702.93 is: 154,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,399.24 : 228,172.71 = 111,702.93 : x
  2. Step 2: Convert to fraction form
    165,399.24/228,172.71 = 111,702.93/x
  3. Step 3: Cross multiply
    165,399.24x = 228,172.71 × 111,702.93
  4. Step 4: Simplify right side
    165,399.24x = 25,487,560,253.04
  5. Step 5: Solve for x
    x = 25,487,560,253.04/165,399.24
  6. Step 6: Final answer
    x = 154,097.20

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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.