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Finding the Fourth Proportional to 63,889.08, 88,166.88 and 35,207.70

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Solution

The fourth proportional to 63,889.08, 88,166.88 and 35,207.70 is: 48,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,889.08 : 88,166.88 = 35,207.70 : x
  2. Step 2: Convert to fraction form
    63,889.08/88,166.88 = 35,207.70/x
  3. Step 3: Cross multiply
    63,889.08x = 88,166.88 × 35,207.70
  4. Step 4: Simplify right side
    63,889.08x = 3,104,153,060.98
  5. Step 5: Solve for x
    x = 3,104,153,060.98/63,889.08
  6. Step 6: Final answer
    x = 48,586.60

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1.5x scale

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.