Home / 84,947.58-117,228.09-46,709.59

Finding the Fourth Proportional to 84,947.58, 117,228.09 and 46,709.59

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Solution

The fourth proportional to 84,947.58, 117,228.09 and 46,709.59 is: 64,459.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,947.58 : 117,228.09 = 46,709.59 : x
  2. Step 2: Convert to fraction form
    84,947.58/117,228.09 = 46,709.59/x
  3. Step 3: Cross multiply
    84,947.58x = 117,228.09 × 46,709.59
  4. Step 4: Simplify right side
    84,947.58x = 5,475,675,981.65
  5. Step 5: Solve for x
    x = 5,475,675,981.65/84,947.58
  6. Step 6: Final answer
    x = 64,459.47

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1.5x scale

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.