Home / 93,676.10-140,222.55-54,115.70

Finding the Fourth Proportional to 93,676.10, 140,222.55 and 54,115.70

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Solution

The fourth proportional to 93,676.10, 140,222.55 and 54,115.70 is: 81,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,676.10 : 140,222.55 = 54,115.70 : x
  2. Step 2: Convert to fraction form
    93,676.10/140,222.55 = 54,115.70/x
  3. Step 3: Cross multiply
    93,676.10x = 140,222.55 × 54,115.70
  4. Step 4: Simplify right side
    93,676.10x = 7,588,241,449.04
  5. Step 5: Solve for x
    x = 7,588,241,449.04/93,676.10
  6. Step 6: Final answer
    x = 81,005.10

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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.