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Finding the Fourth Proportional to 108,473.16, 162,757.62 and 37,406.58

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Solution

The fourth proportional to 108,473.16, 162,757.62 and 37,406.58 is: 56,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,473.16 : 162,757.62 = 37,406.58 : x
  2. Step 2: Convert to fraction form
    108,473.16/162,757.62 = 37,406.58/x
  3. Step 3: Cross multiply
    108,473.16x = 162,757.62 × 37,406.58
  4. Step 4: Simplify right side
    108,473.16x = 6,088,205,933.14
  5. Step 5: Solve for x
    x = 6,088,205,933.14/108,473.16
  6. Step 6: Final answer
    x = 56,126.38

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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.