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Finding the Fourth Proportional to 63,711.79, 87,924.53 and 35,033.63

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Solution

The fourth proportional to 63,711.79, 87,924.53 and 35,033.63 is: 48,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,711.79 : 87,924.53 = 35,033.63 : x
  2. Step 2: Convert to fraction form
    63,711.79/87,924.53 = 35,033.63/x
  3. Step 3: Cross multiply
    63,711.79x = 87,924.53 × 35,033.63
  4. Step 4: Simplify right side
    63,711.79x = 3,080,315,056.96
  5. Step 5: Solve for x
    x = 3,080,315,056.96/63,711.79
  6. Step 6: Final answer
    x = 48,347.65

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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.