Home / 55,210.57-82,816.29-30,237.00

Finding the Fourth Proportional to 55,210.57, 82,816.29 and 30,237.00

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Solution

The fourth proportional to 55,210.57, 82,816.29 and 30,237.00 is: 45,355.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,210.57 : 82,816.29 = 30,237.00 : x
  2. Step 2: Convert to fraction form
    55,210.57/82,816.29 = 30,237.00/x
  3. Step 3: Cross multiply
    55,210.57x = 82,816.29 × 30,237.00
  4. Step 4: Simplify right side
    55,210.57x = 2,504,116,024.35
  5. Step 5: Solve for x
    x = 2,504,116,024.35/55,210.57
  6. Step 6: Final answer
    x = 45,355.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.