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Finding the Fourth Proportional to 63,172, 94,758.36 and 26,236

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Solution

The fourth proportional to 63,172, 94,758.36 and 26,236 is: 39,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,172 : 94,758.36 = 26,236 : x
  2. Step 2: Convert to fraction form
    63,172/94,758.36 = 26,236/x
  3. Step 3: Cross multiply
    63,172x = 94,758.36 × 26,236
  4. Step 4: Simplify right side
    63,172x = 2,486,080,332.96
  5. Step 5: Solve for x
    x = 2,486,080,332.96/63,172
  6. Step 6: Final answer
    x = 39,354.15

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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.