Home / 122,947.40-184,404.94-38,708.00

Finding the Fourth Proportional to 122,947.40, 184,404.94 and 38,708.00

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Solution

The fourth proportional to 122,947.40, 184,404.94 and 38,708.00 is: 58,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,947.40 : 184,404.94 = 38,708.00 : x
  2. Step 2: Convert to fraction form
    122,947.40/184,404.94 = 38,708.00/x
  3. Step 3: Cross multiply
    122,947.40x = 184,404.94 × 38,708.00
  4. Step 4: Simplify right side
    122,947.40x = 7,137,946,090.24
  5. Step 5: Solve for x
    x = 7,137,946,090.24/122,947.40
  6. Step 6: Final answer
    x = 58,056.91

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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.