Home / 122,671.20-184,006.80-39,573.60

Finding the Fourth Proportional to 122,671.20, 184,006.80 and 39,573.60

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Solution

The fourth proportional to 122,671.20, 184,006.80 and 39,573.60 is: 59,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,671.20 : 184,006.80 = 39,573.60 : x
  2. Step 2: Convert to fraction form
    122,671.20/184,006.80 = 39,573.60/x
  3. Step 3: Cross multiply
    122,671.20x = 184,006.80 × 39,573.60
  4. Step 4: Simplify right side
    122,671.20x = 7,281,811,500.48
  5. Step 5: Solve for x
    x = 7,281,811,500.48/122,671.20
  6. Step 6: Final answer
    x = 59,360.40

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1.5x scale

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.