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Finding the Fourth Proportional to 64,289.03, 96,448.94 and 26,828.26

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Solution

The fourth proportional to 64,289.03, 96,448.94 and 26,828.26 is: 40,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,289.03 : 96,448.94 = 26,828.26 : x
  2. Step 2: Convert to fraction form
    64,289.03/96,448.94 = 26,828.26/x
  3. Step 3: Cross multiply
    64,289.03x = 96,448.94 × 26,828.26
  4. Step 4: Simplify right side
    64,289.03x = 2,587,557,239.04
  5. Step 5: Solve for x
    x = 2,587,557,239.04/64,289.03
  6. Step 6: Final answer
    x = 40,248.81

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1.5x scale

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.