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Finding the Fourth Proportional to 64,260.79, 96,434.79 and 22,707.79

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Solution

The fourth proportional to 64,260.79, 96,434.79 and 22,707.79 is: 34,077.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,260.79 : 96,434.79 = 22,707.79 : x
  2. Step 2: Convert to fraction form
    64,260.79/96,434.79 = 22,707.79/x
  3. Step 3: Cross multiply
    64,260.79x = 96,434.79 × 22,707.79
  4. Step 4: Simplify right side
    64,260.79x = 2,189,820,960.01
  5. Step 5: Solve for x
    x = 2,189,820,960.01/64,260.79
  6. Step 6: Final answer
    x = 34,077.09

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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.