Home / 76,844.88-106,056.34-45,026.46

Finding the Fourth Proportional to 76,844.88, 106,056.34 and 45,026.46

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Solution

The fourth proportional to 76,844.88, 106,056.34 and 45,026.46 is: 62,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,844.88 : 106,056.34 = 45,026.46 : x
  2. Step 2: Convert to fraction form
    76,844.88/106,056.34 = 45,026.46/x
  3. Step 3: Cross multiply
    76,844.88x = 106,056.34 × 45,026.46
  4. Step 4: Simplify right side
    76,844.88x = 4,775,341,550.76
  5. Step 5: Solve for x
    x = 4,775,341,550.76/76,844.88
  6. Step 6: Final answer
    x = 62,142.61

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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.