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Finding the Fourth Proportional to 105,652.98, 158,676.90 and 93,007.26

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Solution

The fourth proportional to 105,652.98, 158,676.90 and 93,007.26 is: 139,684.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,652.98 : 158,676.90 = 93,007.26 : x
  2. Step 2: Convert to fraction form
    105,652.98/158,676.90 = 93,007.26/x
  3. Step 3: Cross multiply
    105,652.98x = 158,676.90 × 93,007.26
  4. Step 4: Simplify right side
    105,652.98x = 14,758,103,694.29
  5. Step 5: Solve for x
    x = 14,758,103,694.29/105,652.98
  6. Step 6: Final answer
    x = 139,684.69

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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.