Home / 184,543.64-254,670.20-99,660.70

Finding the Fourth Proportional to 184,543.64, 254,670.20 and 99,660.70

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Solution

The fourth proportional to 184,543.64, 254,670.20 and 99,660.70 is: 137,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,543.64 : 254,670.20 = 99,660.70 : x
  2. Step 2: Convert to fraction form
    184,543.64/254,670.20 = 99,660.70/x
  3. Step 3: Cross multiply
    184,543.64x = 254,670.20 × 99,660.70
  4. Step 4: Simplify right side
    184,543.64x = 25,380,611,591.46
  5. Step 5: Solve for x
    x = 25,380,611,591.46/184,543.64
  6. Step 6: Final answer
    x = 137,531.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.