Home / 146,528.13-219,789.80-46,686.97

Finding the Fourth Proportional to 146,528.13, 219,789.80 and 46,686.97

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Solution

The fourth proportional to 146,528.13, 219,789.80 and 46,686.97 is: 70,029.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528.13 : 219,789.80 = 46,686.97 : x
  2. Step 2: Convert to fraction form
    146,528.13/219,789.80 = 46,686.97/x
  3. Step 3: Cross multiply
    146,528.13x = 219,789.80 × 46,686.97
  4. Step 4: Simplify right side
    146,528.13x = 10,261,319,016.00
  5. Step 5: Solve for x
    x = 10,261,319,016.00/146,528.13
  6. Step 6: Final answer
    x = 70,029.69

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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.