Home / 127,280.94-175,608.16-73,546.34

Finding the Fourth Proportional to 127,280.94, 175,608.16 and 73,546.34

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Solution

The fourth proportional to 127,280.94, 175,608.16 and 73,546.34 is: 101,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,280.94 : 175,608.16 = 73,546.34 : x
  2. Step 2: Convert to fraction form
    127,280.94/175,608.16 = 73,546.34/x
  3. Step 3: Cross multiply
    127,280.94x = 175,608.16 × 73,546.34
  4. Step 4: Simplify right side
    127,280.94x = 12,915,337,442.13
  5. Step 5: Solve for x
    x = 12,915,337,442.13/127,280.94
  6. Step 6: Final answer
    x = 101,471.10

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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.