Home / 282,411.27-423,675.23-82,738.17

Finding the Fourth Proportional to 282,411.27, 423,675.23 and 82,738.17

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Solution

The fourth proportional to 282,411.27, 423,675.23 and 82,738.17 is: 124,124.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,411.27 : 423,675.23 = 82,738.17 : x
  2. Step 2: Convert to fraction form
    282,411.27/423,675.23 = 82,738.17/x
  3. Step 3: Cross multiply
    282,411.27x = 423,675.23 × 82,738.17
  4. Step 4: Simplify right side
    282,411.27x = 35,054,112,790.84
  5. Step 5: Solve for x
    x = 35,054,112,790.84/282,411.27
  6. Step 6: Final answer
    x = 124,124.34

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1.5x scale

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.