Home / 165,880.53-228,908.34-93,281.36

Finding the Fourth Proportional to 165,880.53, 228,908.34 and 93,281.36

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Solution

The fourth proportional to 165,880.53, 228,908.34 and 93,281.36 is: 128,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,880.53 : 228,908.34 = 93,281.36 : x
  2. Step 2: Convert to fraction form
    165,880.53/228,908.34 = 93,281.36/x
  3. Step 3: Cross multiply
    165,880.53x = 228,908.34 × 93,281.36
  4. Step 4: Simplify right side
    165,880.53x = 21,352,881,270.54
  5. Step 5: Solve for x
    x = 21,352,881,270.54/165,880.53
  6. Step 6: Final answer
    x = 128,724.46

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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.