Home / 122,955.40-184,433.10-91,462.60

Finding the Fourth Proportional to 122,955.40, 184,433.10 and 91,462.60

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Solution

The fourth proportional to 122,955.40, 184,433.10 and 91,462.60 is: 137,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,955.40 : 184,433.10 = 91,462.60 : x
  2. Step 2: Convert to fraction form
    122,955.40/184,433.10 = 91,462.60/x
  3. Step 3: Cross multiply
    122,955.40x = 184,433.10 × 91,462.60
  4. Step 4: Simplify right side
    122,955.40x = 16,868,730,852.06
  5. Step 5: Solve for x
    x = 16,868,730,852.06/122,955.40
  6. Step 6: Final answer
    x = 137,193.90

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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.