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Finding the Fourth Proportional to 64,137.98, 88,510.74 and 35,844.14

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Solution

The fourth proportional to 64,137.98, 88,510.74 and 35,844.14 is: 49,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,137.98 : 88,510.74 = 35,844.14 : x
  2. Step 2: Convert to fraction form
    64,137.98/88,510.74 = 35,844.14/x
  3. Step 3: Cross multiply
    64,137.98x = 88,510.74 × 35,844.14
  4. Step 4: Simplify right side
    64,137.98x = 3,172,591,356.06
  5. Step 5: Solve for x
    x = 3,172,591,356.06/64,137.98
  6. Step 6: Final answer
    x = 49,465.10

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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.