Home / 154,015.36-230,880.96-55,496.32

Finding the Fourth Proportional to 154,015.36, 230,880.96 and 55,496.32

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Solution

The fourth proportional to 154,015.36, 230,880.96 and 55,496.32 is: 83,193.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,015.36 : 230,880.96 = 55,496.32 : x
  2. Step 2: Convert to fraction form
    154,015.36/230,880.96 = 55,496.32/x
  3. Step 3: Cross multiply
    154,015.36x = 230,880.96 × 55,496.32
  4. Step 4: Simplify right side
    154,015.36x = 12,813,043,638.07
  5. Step 5: Solve for x
    x = 12,813,043,638.07/154,015.36
  6. Step 6: Final answer
    x = 83,193.28

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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.