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Finding the Fourth Proportional to 96,415.97, 133,038.20 and 60,580.60

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Solution

The fourth proportional to 96,415.97, 133,038.20 and 60,580.60 is: 83,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,415.97 : 133,038.20 = 60,580.60 : x
  2. Step 2: Convert to fraction form
    96,415.97/133,038.20 = 60,580.60/x
  3. Step 3: Cross multiply
    96,415.97x = 133,038.20 × 60,580.60
  4. Step 4: Simplify right side
    96,415.97x = 8,059,533,978.92
  5. Step 5: Solve for x
    x = 8,059,533,978.92/96,415.97
  6. Step 6: Final answer
    x = 83,591.28

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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.