Home / 147,246.36-220,904.82-47,415.94

Finding the Fourth Proportional to 147,246.36, 220,904.82 and 47,415.94

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Solution

The fourth proportional to 147,246.36, 220,904.82 and 47,415.94 is: 71,135.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,246.36 : 220,904.82 = 47,415.94 : x
  2. Step 2: Convert to fraction form
    147,246.36/220,904.82 = 47,415.94/x
  3. Step 3: Cross multiply
    147,246.36x = 220,904.82 × 47,415.94
  4. Step 4: Simplify right side
    147,246.36x = 10,474,409,690.83
  5. Step 5: Solve for x
    x = 10,474,409,690.83/147,246.36
  6. Step 6: Final answer
    x = 71,135.27

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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.