Home / 71,642.25-98,835.62-44,738.06

Finding the Fourth Proportional to 71,642.25, 98,835.62 and 44,738.06

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Solution

The fourth proportional to 71,642.25, 98,835.62 and 44,738.06 is: 61,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,642.25 : 98,835.62 = 44,738.06 : x
  2. Step 2: Convert to fraction form
    71,642.25/98,835.62 = 44,738.06/x
  3. Step 3: Cross multiply
    71,642.25x = 98,835.62 × 44,738.06
  4. Step 4: Simplify right side
    71,642.25x = 4,421,713,179.83
  5. Step 5: Solve for x
    x = 4,421,713,179.83/71,642.25
  6. Step 6: Final answer
    x = 61,719.35

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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.