Home / 84,880.36-127,113.18-73,268.20

Finding the Fourth Proportional to 84,880.36, 127,113.18 and 73,268.20

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Solution

The fourth proportional to 84,880.36, 127,113.18 and 73,268.20 is: 109,723.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,880.36 : 127,113.18 = 73,268.20 : x
  2. Step 2: Convert to fraction form
    84,880.36/127,113.18 = 73,268.20/x
  3. Step 3: Cross multiply
    84,880.36x = 127,113.18 × 73,268.20
  4. Step 4: Simplify right side
    84,880.36x = 9,313,353,894.88
  5. Step 5: Solve for x
    x = 9,313,353,894.88/84,880.36
  6. Step 6: Final answer
    x = 109,723.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.