Home / 75,898.83-113,917.70-38,484.73

Finding the Fourth Proportional to 75,898.83, 113,917.70 and 38,484.73

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Solution

The fourth proportional to 75,898.83, 113,917.70 and 38,484.73 is: 57,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,898.83 : 113,917.70 = 38,484.73 : x
  2. Step 2: Convert to fraction form
    75,898.83/113,917.70 = 38,484.73/x
  3. Step 3: Cross multiply
    75,898.83x = 113,917.70 × 38,484.73
  4. Step 4: Simplify right side
    75,898.83x = 4,384,091,415.22
  5. Step 5: Solve for x
    x = 4,384,091,415.22/75,898.83
  6. Step 6: Final answer
    x = 57,762.31

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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.