Home / 75,970.65-113,936.07-22,648.35

Finding the Fourth Proportional to 75,970.65, 113,936.07 and 22,648.35

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Solution

The fourth proportional to 75,970.65, 113,936.07 and 22,648.35 is: 33,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,970.65 : 113,936.07 = 22,648.35 : x
  2. Step 2: Convert to fraction form
    75,970.65/113,936.07 = 22,648.35/x
  3. Step 3: Cross multiply
    75,970.65x = 113,936.07 × 22,648.35
  4. Step 4: Simplify right side
    75,970.65x = 2,580,463,990.98
  5. Step 5: Solve for x
    x = 2,580,463,990.98/75,970.65
  6. Step 6: Final answer
    x = 33,966.59

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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.