Home / 146,135.52-219,181.28-46,282.80

Finding the Fourth Proportional to 146,135.52, 219,181.28 and 46,282.80

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Solution

The fourth proportional to 146,135.52, 219,181.28 and 46,282.80 is: 69,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,135.52 : 219,181.28 = 46,282.80 : x
  2. Step 2: Convert to fraction form
    146,135.52/219,181.28 = 46,282.80/x
  3. Step 3: Cross multiply
    146,135.52x = 219,181.28 × 46,282.80
  4. Step 4: Simplify right side
    146,135.52x = 10,144,323,345.98
  5. Step 5: Solve for x
    x = 10,144,323,345.98/146,135.52
  6. Step 6: Final answer
    x = 69,417.23

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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.