Home / 64,266.10-96,399.15-43,270.90

Finding the Fourth Proportional to 64,266.10, 96,399.15 and 43,270.90

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Solution

The fourth proportional to 64,266.10, 96,399.15 and 43,270.90 is: 64,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,266.10 : 96,399.15 = 43,270.90 : x
  2. Step 2: Convert to fraction form
    64,266.10/96,399.15 = 43,270.90/x
  3. Step 3: Cross multiply
    64,266.10x = 96,399.15 × 43,270.90
  4. Step 4: Simplify right side
    64,266.10x = 4,171,277,979.74
  5. Step 5: Solve for x
    x = 4,171,277,979.74/64,266.10
  6. Step 6: Final answer
    x = 64,906.35

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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.