Home / 55,562.24-76,676.01-31,368.45

Finding the Fourth Proportional to 55,562.24, 76,676.01 and 31,368.45

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Solution

The fourth proportional to 55,562.24, 76,676.01 and 31,368.45 is: 43,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,562.24 : 76,676.01 = 31,368.45 : x
  2. Step 2: Convert to fraction form
    55,562.24/76,676.01 = 31,368.45/x
  3. Step 3: Cross multiply
    55,562.24x = 76,676.01 × 31,368.45
  4. Step 4: Simplify right side
    55,562.24x = 2,405,207,585.88
  5. Step 5: Solve for x
    x = 2,405,207,585.88/55,562.24
  6. Step 6: Final answer
    x = 43,288.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.