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Finding the Fourth Proportional to 63,909.50, 95,907.98 and 34,336.40

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Solution

The fourth proportional to 63,909.50, 95,907.98 and 34,336.40 is: 51,528.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,909.50 : 95,907.98 = 34,336.40 : x
  2. Step 2: Convert to fraction form
    63,909.50/95,907.98 = 34,336.40/x
  3. Step 3: Cross multiply
    63,909.50x = 95,907.98 × 34,336.40
  4. Step 4: Simplify right side
    63,909.50x = 3,293,134,370.77
  5. Step 5: Solve for x
    x = 3,293,134,370.77/63,909.50
  6. Step 6: Final answer
    x = 51,528.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.