Home / 108,409.24-162,498.66-52,214.32

Finding the Fourth Proportional to 108,409.24, 162,498.66 and 52,214.32

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Solution

The fourth proportional to 108,409.24, 162,498.66 and 52,214.32 is: 78,265.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,409.24 : 162,498.66 = 52,214.32 : x
  2. Step 2: Convert to fraction form
    108,409.24/162,498.66 = 52,214.32/x
  3. Step 3: Cross multiply
    108,409.24x = 162,498.66 × 52,214.32
  4. Step 4: Simplify right side
    108,409.24x = 8,484,757,032.81
  5. Step 5: Solve for x
    x = 8,484,757,032.81/108,409.24
  6. Step 6: Final answer
    x = 78,265.99

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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.