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Finding the Fourth Proportional to 92,097.21, 127,101.51 and 51,808.58

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Solution

The fourth proportional to 92,097.21, 127,101.51 and 51,808.58 is: 71,499.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,097.21 : 127,101.51 = 51,808.58 : x
  2. Step 2: Convert to fraction form
    92,097.21/127,101.51 = 51,808.58/x
  3. Step 3: Cross multiply
    92,097.21x = 127,101.51 × 51,808.58
  4. Step 4: Simplify right side
    92,097.21x = 6,584,948,113.45
  5. Step 5: Solve for x
    x = 6,584,948,113.45/92,097.21
  6. Step 6: Final answer
    x = 71,499.97

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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.