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Finding the Fourth Proportional to 63,152.78, 94,665.08 and 53,935.60

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Solution

The fourth proportional to 63,152.78, 94,665.08 and 53,935.60 is: 80,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,152.78 : 94,665.08 = 53,935.60 : x
  2. Step 2: Convert to fraction form
    63,152.78/94,665.08 = 53,935.60/x
  3. Step 3: Cross multiply
    63,152.78x = 94,665.08 × 53,935.60
  4. Step 4: Simplify right side
    63,152.78x = 5,105,817,382.51
  5. Step 5: Solve for x
    x = 5,105,817,382.51/63,152.78
  6. Step 6: Final answer
    x = 80,848.65

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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.