Home / 84,094.17-126,200.37-76,054.45

Finding the Fourth Proportional to 84,094.17, 126,200.37 and 76,054.45

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Solution

The fourth proportional to 84,094.17, 126,200.37 and 76,054.45 is: 114,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,094.17 : 126,200.37 = 76,054.45 : x
  2. Step 2: Convert to fraction form
    84,094.17/126,200.37 = 76,054.45/x
  3. Step 3: Cross multiply
    84,094.17x = 126,200.37 × 76,054.45
  4. Step 4: Simplify right side
    84,094.17x = 9,598,099,730.15
  5. Step 5: Solve for x
    x = 9,598,099,730.15/84,094.17
  6. Step 6: Final answer
    x = 114,135.14

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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.