Home / 188,898.24-283,345.64-76,551.75

Finding the Fourth Proportional to 188,898.24, 283,345.64 and 76,551.75

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Solution

The fourth proportional to 188,898.24, 283,345.64 and 76,551.75 is: 114,826.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,898.24 : 283,345.64 = 76,551.75 : x
  2. Step 2: Convert to fraction form
    188,898.24/283,345.64 = 76,551.75/x
  3. Step 3: Cross multiply
    188,898.24x = 283,345.64 × 76,551.75
  4. Step 4: Simplify right side
    188,898.24x = 21,690,604,931.78
  5. Step 5: Solve for x
    x = 21,690,604,931.78/188,898.24
  6. Step 6: Final answer
    x = 114,826.93

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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.