Home / 165,710.34-228,607.52-111,975.75

Finding the Fourth Proportional to 165,710.34, 228,607.52 and 111,975.75

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Solution

The fourth proportional to 165,710.34, 228,607.52 and 111,975.75 is: 154,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,710.34 : 228,607.52 = 111,975.75 : x
  2. Step 2: Convert to fraction form
    165,710.34/228,607.52 = 111,975.75/x
  3. Step 3: Cross multiply
    165,710.34x = 228,607.52 × 111,975.75
  4. Step 4: Simplify right side
    165,710.34x = 25,598,497,947.76
  5. Step 5: Solve for x
    x = 25,598,497,947.76/165,710.34
  6. Step 6: Final answer
    x = 154,477.37

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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.