Home / 64,240.39-96,220.27-26,686.61

Finding the Fourth Proportional to 64,240.39, 96,220.27 and 26,686.61

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Solution

The fourth proportional to 64,240.39, 96,220.27 and 26,686.61 is: 39,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,240.39 : 96,220.27 = 26,686.61 : x
  2. Step 2: Convert to fraction form
    64,240.39/96,220.27 = 26,686.61/x
  3. Step 3: Cross multiply
    64,240.39x = 96,220.27 × 26,686.61
  4. Step 4: Simplify right side
    64,240.39x = 2,567,792,899.09
  5. Step 5: Solve for x
    x = 2,567,792,899.09/64,240.39
  6. Step 6: Final answer
    x = 39,971.63

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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.