Home / 146,068.27-219,114.95-51,290.30

Finding the Fourth Proportional to 146,068.27, 219,114.95 and 51,290.30

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Solution

The fourth proportional to 146,068.27, 219,114.95 and 51,290.30 is: 76,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,068.27 : 219,114.95 = 51,290.30 : x
  2. Step 2: Convert to fraction form
    146,068.27/219,114.95 = 51,290.30/x
  3. Step 3: Cross multiply
    146,068.27x = 219,114.95 × 51,290.30
  4. Step 4: Simplify right side
    146,068.27x = 11,238,471,811.32
  5. Step 5: Solve for x
    x = 11,238,471,811.32/146,068.27
  6. Step 6: Final answer
    x = 76,939.86

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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.