Home / 55,313.10-82,969.65-51,036.30

Finding the Fourth Proportional to 55,313.10, 82,969.65 and 51,036.30

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Solution

The fourth proportional to 55,313.10, 82,969.65 and 51,036.30 is: 76,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,313.10 : 82,969.65 = 51,036.30 : x
  2. Step 2: Convert to fraction form
    55,313.10/82,969.65 = 51,036.30/x
  3. Step 3: Cross multiply
    55,313.10x = 82,969.65 × 51,036.30
  4. Step 4: Simplify right side
    55,313.10x = 4,234,463,948.30
  5. Step 5: Solve for x
    x = 4,234,463,948.30/55,313.10
  6. Step 6: Final answer
    x = 76,554.45

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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.