Home / 108,500.86-162,700.26-41,972.32

Finding the Fourth Proportional to 108,500.86, 162,700.26 and 41,972.32

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Solution

The fourth proportional to 108,500.86, 162,700.26 and 41,972.32 is: 62,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,500.86 : 162,700.26 = 41,972.32 : x
  2. Step 2: Convert to fraction form
    108,500.86/162,700.26 = 41,972.32/x
  3. Step 3: Cross multiply
    108,500.86x = 162,700.26 × 41,972.32
  4. Step 4: Simplify right side
    108,500.86x = 6,828,907,376.80
  5. Step 5: Solve for x
    x = 6,828,907,376.80/108,500.86
  6. Step 6: Final answer
    x = 62,938.74

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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.