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Finding the Fourth Proportional to 64,484.59, 88,994.06 and 35,806.04

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Solution

The fourth proportional to 64,484.59, 88,994.06 and 35,806.04 is: 49,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,484.59 : 88,994.06 = 35,806.04 : x
  2. Step 2: Convert to fraction form
    64,484.59/88,994.06 = 35,806.04/x
  3. Step 3: Cross multiply
    64,484.59x = 88,994.06 × 35,806.04
  4. Step 4: Simplify right side
    64,484.59x = 3,186,524,872.12
  5. Step 5: Solve for x
    x = 3,186,524,872.12/64,484.59
  6. Step 6: Final answer
    x = 49,415.29

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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.