Home / 122,403.97-183,586.51-47,558.35

Finding the Fourth Proportional to 122,403.97, 183,586.51 and 47,558.35

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Solution

The fourth proportional to 122,403.97, 183,586.51 and 47,558.35 is: 71,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,403.97 : 183,586.51 = 47,558.35 : x
  2. Step 2: Convert to fraction form
    122,403.97/183,586.51 = 47,558.35/x
  3. Step 3: Cross multiply
    122,403.97x = 183,586.51 × 47,558.35
  4. Step 4: Simplify right side
    122,403.97x = 8,731,071,497.86
  5. Step 5: Solve for x
    x = 8,731,071,497.86/122,403.97
  6. Step 6: Final answer
    x = 71,329.97

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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.