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Finding the Fourth Proportional to 61,445.40, 92,145.06 and 26,367

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Solution

The fourth proportional to 61,445.40, 92,145.06 and 26,367 is: 39,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,445.40 : 92,145.06 = 26,367 : x
  2. Step 2: Convert to fraction form
    61,445.40/92,145.06 = 26,367/x
  3. Step 3: Cross multiply
    61,445.40x = 92,145.06 × 26,367
  4. Step 4: Simplify right side
    61,445.40x = 2,429,588,797.02
  5. Step 5: Solve for x
    x = 2,429,588,797.02/61,445.40
  6. Step 6: Final answer
    x = 39,540.61

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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.