Home / 178,845.36-268,267.50-45,725.64

Finding the Fourth Proportional to 178,845.36, 268,267.50 and 45,725.64

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Solution

The fourth proportional to 178,845.36, 268,267.50 and 45,725.64 is: 68,588.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,845.36 : 268,267.50 = 45,725.64 : x
  2. Step 2: Convert to fraction form
    178,845.36/268,267.50 = 45,725.64/x
  3. Step 3: Cross multiply
    178,845.36x = 268,267.50 × 45,725.64
  4. Step 4: Simplify right side
    178,845.36x = 12,266,703,128.70
  5. Step 5: Solve for x
    x = 12,266,703,128.70/178,845.36
  6. Step 6: Final answer
    x = 68,588.32

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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.