Home / 165,905.48-228,922.94-93,308.16

Finding the Fourth Proportional to 165,905.48, 228,922.94 and 93,308.16

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Solution

The fourth proportional to 165,905.48, 228,922.94 and 93,308.16 is: 128,750.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,905.48 : 228,922.94 = 93,308.16 : x
  2. Step 2: Convert to fraction form
    165,905.48/228,922.94 = 93,308.16/x
  3. Step 3: Cross multiply
    165,905.48x = 228,922.94 × 93,308.16
  4. Step 4: Simplify right side
    165,905.48x = 21,360,378,313.19
  5. Step 5: Solve for x
    x = 21,360,378,313.19/165,905.48
  6. Step 6: Final answer
    x = 128,750.29

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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.