Home / 114,449.88-157,872.06-82,689.24

Finding the Fourth Proportional to 114,449.88, 157,872.06 and 82,689.24

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Solution

The fourth proportional to 114,449.88, 157,872.06 and 82,689.24 is: 114,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,449.88 : 157,872.06 = 82,689.24 : x
  2. Step 2: Convert to fraction form
    114,449.88/157,872.06 = 82,689.24/x
  3. Step 3: Cross multiply
    114,449.88x = 157,872.06 × 82,689.24
  4. Step 4: Simplify right side
    114,449.88x = 13,054,320,658.63
  5. Step 5: Solve for x
    x = 13,054,320,658.63/114,449.88
  6. Step 6: Final answer
    x = 114,061.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.