Home / 146,531.47-219,794.80-46,690.31

Finding the Fourth Proportional to 146,531.47, 219,794.80 and 46,690.31

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Solution

The fourth proportional to 146,531.47, 219,794.80 and 46,690.31 is: 70,034.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,531.47 : 219,794.80 = 46,690.31 : x
  2. Step 2: Convert to fraction form
    146,531.47/219,794.80 = 46,690.31/x
  3. Step 3: Cross multiply
    146,531.47x = 219,794.80 × 46,690.31
  4. Step 4: Simplify right side
    146,531.47x = 10,262,286,015.96
  5. Step 5: Solve for x
    x = 10,262,286,015.96/146,531.47
  6. Step 6: Final answer
    x = 70,034.69

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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.