Home / 145,999.94-219,038.85-46,162.01

Finding the Fourth Proportional to 145,999.94, 219,038.85 and 46,162.01

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Solution

The fourth proportional to 145,999.94, 219,038.85 and 46,162.01 is: 69,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,999.94 : 219,038.85 = 46,162.01 : x
  2. Step 2: Convert to fraction form
    145,999.94/219,038.85 = 46,162.01/x
  3. Step 3: Cross multiply
    145,999.94x = 219,038.85 × 46,162.01
  4. Step 4: Simplify right side
    145,999.94x = 10,111,273,584.09
  5. Step 5: Solve for x
    x = 10,111,273,584.09/145,999.94
  6. Step 6: Final answer
    x = 69,255.33

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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.