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Finding the Fourth Proportional to 63,236.73, 87,265.65 and 34,555.77

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Solution

The fourth proportional to 63,236.73, 87,265.65 and 34,555.77 is: 47,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,236.73 : 87,265.65 = 34,555.77 : x
  2. Step 2: Convert to fraction form
    63,236.73/87,265.65 = 34,555.77/x
  3. Step 3: Cross multiply
    63,236.73x = 87,265.65 × 34,555.77
  4. Step 4: Simplify right side
    63,236.73x = 3,015,531,730.30
  5. Step 5: Solve for x
    x = 3,015,531,730.30/63,236.73
  6. Step 6: Final answer
    x = 47,686.40

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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.