Home / 110,278.37-164,670.58-87,533.87

Finding the Fourth Proportional to 110,278.37, 164,670.58 and 87,533.87

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Solution

The fourth proportional to 110,278.37, 164,670.58 and 87,533.87 is: 130,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,278.37 : 164,670.58 = 87,533.87 : x
  2. Step 2: Convert to fraction form
    110,278.37/164,670.58 = 87,533.87/x
  3. Step 3: Cross multiply
    110,278.37x = 164,670.58 × 87,533.87
  4. Step 4: Simplify right side
    110,278.37x = 14,414,253,354.88
  5. Step 5: Solve for x
    x = 14,414,253,354.88/110,278.37
  6. Step 6: Final answer
    x = 130,707.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.