Home / 76,029.81-114,038.31-23,439.75

Finding the Fourth Proportional to 76,029.81, 114,038.31 and 23,439.75

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Solution

The fourth proportional to 76,029.81, 114,038.31 and 23,439.75 is: 35,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,029.81 : 114,038.31 = 23,439.75 : x
  2. Step 2: Convert to fraction form
    76,029.81/114,038.31 = 23,439.75/x
  3. Step 3: Cross multiply
    76,029.81x = 114,038.31 × 23,439.75
  4. Step 4: Simplify right side
    76,029.81x = 2,673,029,476.82
  5. Step 5: Solve for x
    x = 2,673,029,476.82/76,029.81
  6. Step 6: Final answer
    x = 35,157.65

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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.