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Finding the Fourth Proportional to 64,467.58, 88,935.96 and 41,812.28

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Solution

The fourth proportional to 64,467.58, 88,935.96 and 41,812.28 is: 57,681.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,467.58 : 88,935.96 = 41,812.28 : x
  2. Step 2: Convert to fraction form
    64,467.58/88,935.96 = 41,812.28/x
  3. Step 3: Cross multiply
    64,467.58x = 88,935.96 × 41,812.28
  4. Step 4: Simplify right side
    64,467.58x = 3,718,615,261.59
  5. Step 5: Solve for x
    x = 3,718,615,261.59/64,467.58
  6. Step 6: Final answer
    x = 57,681.94

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1.5x scale

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.