Home / 104,165.34-156,244.17-30,291.42

Finding the Fourth Proportional to 104,165.34, 156,244.17 and 30,291.42

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Solution

The fourth proportional to 104,165.34, 156,244.17 and 30,291.42 is: 45,436.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,165.34 : 156,244.17 = 30,291.42 : x
  2. Step 2: Convert to fraction form
    104,165.34/156,244.17 = 30,291.42/x
  3. Step 3: Cross multiply
    104,165.34x = 156,244.17 × 30,291.42
  4. Step 4: Simplify right side
    104,165.34x = 4,732,857,776.02
  5. Step 5: Solve for x
    x = 4,732,857,776.02/104,165.34
  6. Step 6: Final answer
    x = 45,436.01

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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.