Home / 55,529.99-82,858.83-52,140.81

Finding the Fourth Proportional to 55,529.99, 82,858.83 and 52,140.81

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Solution

The fourth proportional to 55,529.99, 82,858.83 and 52,140.81 is: 77,801.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,529.99 : 82,858.83 = 52,140.81 : x
  2. Step 2: Convert to fraction form
    55,529.99/82,858.83 = 52,140.81/x
  3. Step 3: Cross multiply
    55,529.99x = 82,858.83 × 52,140.81
  4. Step 4: Simplify right side
    55,529.99x = 4,320,326,511.85
  5. Step 5: Solve for x
    x = 4,320,326,511.85/55,529.99
  6. Step 6: Final answer
    x = 77,801.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.