Home / 109,610.10-164,087.10-97,800.30

Finding the Fourth Proportional to 109,610.10, 164,087.10 and 97,800.30

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Solution

The fourth proportional to 109,610.10, 164,087.10 and 97,800.30 is: 146,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,610.10 : 164,087.10 = 97,800.30 : x
  2. Step 2: Convert to fraction form
    109,610.10/164,087.10 = 97,800.30/x
  3. Step 3: Cross multiply
    109,610.10x = 164,087.10 × 97,800.30
  4. Step 4: Simplify right side
    109,610.10x = 16,047,767,606.13
  5. Step 5: Solve for x
    x = 16,047,767,606.13/109,610.10
  6. Step 6: Final answer
    x = 146,407.75

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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.