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Finding the Fourth Proportional to 64,256.09, 88,668.47 and 35,957.93

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Solution

The fourth proportional to 64,256.09, 88,668.47 and 35,957.93 is: 49,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,256.09 : 88,668.47 = 35,957.93 : x
  2. Step 2: Convert to fraction form
    64,256.09/88,668.47 = 35,957.93/x
  3. Step 3: Cross multiply
    64,256.09x = 88,668.47 × 35,957.93
  4. Step 4: Simplify right side
    64,256.09x = 3,188,334,284.02
  5. Step 5: Solve for x
    x = 3,188,334,284.02/64,256.09
  6. Step 6: Final answer
    x = 49,619.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.