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Finding the Fourth Proportional to 92,122.00, 127,126.87 and 51,835.74

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Solution

The fourth proportional to 92,122.00, 127,126.87 and 51,835.74 is: 71,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,122.00 : 127,126.87 = 51,835.74 : x
  2. Step 2: Convert to fraction form
    92,122.00/127,126.87 = 51,835.74/x
  3. Step 3: Cross multiply
    92,122.00x = 127,126.87 × 51,835.74
  4. Step 4: Simplify right side
    92,122.00x = 6,589,714,774.02
  5. Step 5: Solve for x
    x = 6,589,714,774.02/92,122.00
  6. Step 6: Final answer
    x = 71,532.48

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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.