Home / 55,355.99-82,605.49-49,449.11

Finding the Fourth Proportional to 55,355.99, 82,605.49 and 49,449.11

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Solution

The fourth proportional to 55,355.99, 82,605.49 and 49,449.11 is: 73,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,355.99 : 82,605.49 = 49,449.11 : x
  2. Step 2: Convert to fraction form
    55,355.99/82,605.49 = 49,449.11/x
  3. Step 3: Cross multiply
    55,355.99x = 82,605.49 × 49,449.11
  4. Step 4: Simplify right side
    55,355.99x = 4,084,767,610.40
  5. Step 5: Solve for x
    x = 4,084,767,610.40/55,355.99
  6. Step 6: Final answer
    x = 73,790.89

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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.