Home / 165,759.76-228,774.54-97,784.36

Finding the Fourth Proportional to 165,759.76, 228,774.54 and 97,784.36

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Solution

The fourth proportional to 165,759.76, 228,774.54 and 97,784.36 is: 134,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,759.76 : 228,774.54 = 97,784.36 : x
  2. Step 2: Convert to fraction form
    165,759.76/228,774.54 = 97,784.36/x
  3. Step 3: Cross multiply
    165,759.76x = 228,774.54 × 97,784.36
  4. Step 4: Simplify right side
    165,759.76x = 22,370,571,978.19
  5. Step 5: Solve for x
    x = 22,370,571,978.19/165,759.76
  6. Step 6: Final answer
    x = 134,957.80

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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.