Home / 173,370.98-239,268.93-105,382.82

Finding the Fourth Proportional to 173,370.98, 239,268.93 and 105,382.82

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Solution

The fourth proportional to 173,370.98, 239,268.93 and 105,382.82 is: 145,438.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,370.98 : 239,268.93 = 105,382.82 : x
  2. Step 2: Convert to fraction form
    173,370.98/239,268.93 = 105,382.82/x
  3. Step 3: Cross multiply
    173,370.98x = 239,268.93 × 105,382.82
  4. Step 4: Simplify right side
    173,370.98x = 25,214,834,581.78
  5. Step 5: Solve for x
    x = 25,214,834,581.78/173,370.98
  6. Step 6: Final answer
    x = 145,438.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.