Home / 122,955.56-184,479.82-48,129.18

Finding the Fourth Proportional to 122,955.56, 184,479.82 and 48,129.18

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Solution

The fourth proportional to 122,955.56, 184,479.82 and 48,129.18 is: 72,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,955.56 : 184,479.82 = 48,129.18 : x
  2. Step 2: Convert to fraction form
    122,955.56/184,479.82 = 48,129.18/x
  3. Step 3: Cross multiply
    122,955.56x = 184,479.82 × 48,129.18
  4. Step 4: Simplify right side
    122,955.56x = 8,878,862,463.15
  5. Step 5: Solve for x
    x = 8,878,862,463.15/122,955.56
  6. Step 6: Final answer
    x = 72,211.96

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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.