Home / 108,435.15-162,612.32-37,337.91

Finding the Fourth Proportional to 108,435.15, 162,612.32 and 37,337.91

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Solution

The fourth proportional to 108,435.15, 162,612.32 and 37,337.91 is: 55,992.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,435.15 : 162,612.32 = 37,337.91 : x
  2. Step 2: Convert to fraction form
    108,435.15/162,612.32 = 37,337.91/x
  3. Step 3: Cross multiply
    108,435.15x = 162,612.32 × 37,337.91
  4. Step 4: Simplify right side
    108,435.15x = 6,071,603,982.36
  5. Step 5: Solve for x
    x = 6,071,603,982.36/108,435.15
  6. Step 6: Final answer
    x = 55,992.95

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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.