Home / 82,933.49-114,377.79-70,075.76

Finding the Fourth Proportional to 82,933.49, 114,377.79 and 70,075.76

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Solution

The fourth proportional to 82,933.49, 114,377.79 and 70,075.76 is: 96,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,933.49 : 114,377.79 = 70,075.76 : x
  2. Step 2: Convert to fraction form
    82,933.49/114,377.79 = 70,075.76/x
  3. Step 3: Cross multiply
    82,933.49x = 114,377.79 × 70,075.76
  4. Step 4: Simplify right side
    82,933.49x = 8,015,110,561.37
  5. Step 5: Solve for x
    x = 8,015,110,561.37/82,933.49
  6. Step 6: Final answer
    x = 96,645.04

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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.