Home / 65,406.30-98,109.45-43,244.70

Finding the Fourth Proportional to 65,406.30, 98,109.45 and 43,244.70

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Solution

The fourth proportional to 65,406.30, 98,109.45 and 43,244.70 is: 64,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,406.30 : 98,109.45 = 43,244.70 : x
  2. Step 2: Convert to fraction form
    65,406.30/98,109.45 = 43,244.70/x
  3. Step 3: Cross multiply
    65,406.30x = 98,109.45 × 43,244.70
  4. Step 4: Simplify right side
    65,406.30x = 4,242,713,732.42
  5. Step 5: Solve for x
    x = 4,242,713,732.42/65,406.30
  6. Step 6: Final answer
    x = 64,867.05

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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.