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Finding the Fourth Proportional to 62,510.94, 86,272.16 and 35,660.12

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Solution

The fourth proportional to 62,510.94, 86,272.16 and 35,660.12 is: 49,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,510.94 : 86,272.16 = 35,660.12 : x
  2. Step 2: Convert to fraction form
    62,510.94/86,272.16 = 35,660.12/x
  3. Step 3: Cross multiply
    62,510.94x = 86,272.16 × 35,660.12
  4. Step 4: Simplify right side
    62,510.94x = 3,076,474,968.60
  5. Step 5: Solve for x
    x = 3,076,474,968.60/62,510.94
  6. Step 6: Final answer
    x = 49,214.98

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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.