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Finding the Fourth Proportional to 63,809.90, 88,059.66 and 34,740.24

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Solution

The fourth proportional to 63,809.90, 88,059.66 and 34,740.24 is: 47,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,809.90 : 88,059.66 = 34,740.24 : x
  2. Step 2: Convert to fraction form
    63,809.90/88,059.66 = 34,740.24/x
  3. Step 3: Cross multiply
    63,809.90x = 88,059.66 × 34,740.24
  4. Step 4: Simplify right side
    63,809.90x = 3,059,213,722.72
  5. Step 5: Solve for x
    x = 3,059,213,722.72/63,809.90
  6. Step 6: Final answer
    x = 47,942.62

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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.