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Finding the Fourth Proportional to 84,994.01, 127,386.41 and 37,557.98

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Solution

The fourth proportional to 84,994.01, 127,386.41 and 37,557.98 is: 56,290.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,994.01 : 127,386.41 = 37,557.98 : x
  2. Step 2: Convert to fraction form
    84,994.01/127,386.41 = 37,557.98/x
  3. Step 3: Cross multiply
    84,994.01x = 127,386.41 × 37,557.98
  4. Step 4: Simplify right side
    84,994.01x = 4,784,375,892.03
  5. Step 5: Solve for x
    x = 4,784,375,892.03/84,994.01
  6. Step 6: Final answer
    x = 56,290.74

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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.