Home / 282,639.26-389,886.45-179,084.00

Finding the Fourth Proportional to 282,639.26, 389,886.45 and 179,084.00

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Solution

The fourth proportional to 282,639.26, 389,886.45 and 179,084.00 is: 247,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,639.26 : 389,886.45 = 179,084.00 : x
  2. Step 2: Convert to fraction form
    282,639.26/389,886.45 = 179,084.00/x
  3. Step 3: Cross multiply
    282,639.26x = 389,886.45 × 179,084.00
  4. Step 4: Simplify right side
    282,639.26x = 69,822,423,062.37
  5. Step 5: Solve for x
    x = 69,822,423,062.37/282,639.26
  6. Step 6: Final answer
    x = 247,037.25

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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.