Home / 146,601.90-219,804.30-57,809.70

Finding the Fourth Proportional to 146,601.90, 219,804.30 and 57,809.70

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Solution

The fourth proportional to 146,601.90, 219,804.30 and 57,809.70 is: 86,675.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,601.90 : 219,804.30 = 57,809.70 : x
  2. Step 2: Convert to fraction form
    146,601.90/219,804.30 = 57,809.70/x
  3. Step 3: Cross multiply
    146,601.90x = 219,804.30 × 57,809.70
  4. Step 4: Simplify right side
    146,601.90x = 12,706,820,641.71
  5. Step 5: Solve for x
    x = 12,706,820,641.71/146,601.90
  6. Step 6: Final answer
    x = 86,675.69

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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.