Home / 69,030.22-103,393.55-57,048.19

Finding the Fourth Proportional to 69,030.22, 103,393.55 and 57,048.19

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Solution

The fourth proportional to 69,030.22, 103,393.55 and 57,048.19 is: 85,446.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,030.22 : 103,393.55 = 57,048.19 : x
  2. Step 2: Convert to fraction form
    69,030.22/103,393.55 = 57,048.19/x
  3. Step 3: Cross multiply
    69,030.22x = 103,393.55 × 57,048.19
  4. Step 4: Simplify right side
    69,030.22x = 5,898,415,286.28
  5. Step 5: Solve for x
    x = 5,898,415,286.28/69,030.22
  6. Step 6: Final answer
    x = 85,446.86

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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.