Home / 80,818.51-111,528.91-46,826.26

Finding the Fourth Proportional to 80,818.51, 111,528.91 and 46,826.26

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Solution

The fourth proportional to 80,818.51, 111,528.91 and 46,826.26 is: 64,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,818.51 : 111,528.91 = 46,826.26 : x
  2. Step 2: Convert to fraction form
    80,818.51/111,528.91 = 46,826.26/x
  3. Step 3: Cross multiply
    80,818.51x = 111,528.91 × 46,826.26
  4. Step 4: Simplify right side
    80,818.51x = 5,222,481,737.18
  5. Step 5: Solve for x
    x = 5,222,481,737.18/80,818.51
  6. Step 6: Final answer
    x = 64,619.87

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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.