Home / 124,451.15-186,676.34-30,956.90

Finding the Fourth Proportional to 124,451.15, 186,676.34 and 30,956.90

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Solution

The fourth proportional to 124,451.15, 186,676.34 and 30,956.90 is: 46,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,451.15 : 186,676.34 = 30,956.90 : x
  2. Step 2: Convert to fraction form
    124,451.15/186,676.34 = 30,956.90/x
  3. Step 3: Cross multiply
    124,451.15x = 186,676.34 × 30,956.90
  4. Step 4: Simplify right side
    124,451.15x = 5,778,919,701.58
  5. Step 5: Solve for x
    x = 5,778,919,701.58/124,451.15
  6. Step 6: Final answer
    x = 46,435.25

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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.