Home / 82,922.06-124,292.70-40,718.36

Finding the Fourth Proportional to 82,922.06, 124,292.70 and 40,718.36

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Solution

The fourth proportional to 82,922.06, 124,292.70 and 40,718.36 is: 61,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,922.06 : 124,292.70 = 40,718.36 : x
  2. Step 2: Convert to fraction form
    82,922.06/124,292.70 = 40,718.36/x
  3. Step 3: Cross multiply
    82,922.06x = 124,292.70 × 40,718.36
  4. Step 4: Simplify right side
    82,922.06x = 5,060,994,903.97
  5. Step 5: Solve for x
    x = 5,060,994,903.97/82,922.06
  6. Step 6: Final answer
    x = 61,033.15

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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.