Home / 76,609.08-114,885.18-26,676.36

Finding the Fourth Proportional to 76,609.08, 114,885.18 and 26,676.36

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Solution

The fourth proportional to 76,609.08, 114,885.18 and 26,676.36 is: 40,004.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,609.08 : 114,885.18 = 26,676.36 : x
  2. Step 2: Convert to fraction form
    76,609.08/114,885.18 = 26,676.36/x
  3. Step 3: Cross multiply
    76,609.08x = 114,885.18 × 26,676.36
  4. Step 4: Simplify right side
    76,609.08x = 3,064,718,420.34
  5. Step 5: Solve for x
    x = 3,064,718,420.34/76,609.08
  6. Step 6: Final answer
    x = 40,004.64

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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.