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Finding the Fourth Proportional to 64,048, 88,386.24 and 35,753.77

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Solution

The fourth proportional to 64,048, 88,386.24 and 35,753.77 is: 49,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,048 : 88,386.24 = 35,753.77 : x
  2. Step 2: Convert to fraction form
    64,048/88,386.24 = 35,753.77/x
  3. Step 3: Cross multiply
    64,048x = 88,386.24 × 35,753.77
  4. Step 4: Simplify right side
    64,048x = 3,160,141,296.12
  5. Step 5: Solve for x
    x = 3,160,141,296.12/64,048
  6. Step 6: Final answer
    x = 49,340.20

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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.