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Finding the Fourth Proportional to 64,133.30, 88,504.08 and 35,838.99

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Solution

The fourth proportional to 64,133.30, 88,504.08 and 35,838.99 is: 49,457.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,133.30 : 88,504.08 = 35,838.99 : x
  2. Step 2: Convert to fraction form
    64,133.30/88,504.08 = 35,838.99/x
  3. Step 3: Cross multiply
    64,133.30x = 88,504.08 × 35,838.99
  4. Step 4: Simplify right side
    64,133.30x = 3,171,896,703.68
  5. Step 5: Solve for x
    x = 3,171,896,703.68/64,133.30
  6. Step 6: Final answer
    x = 49,457.87

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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.