Home / 108,932.10-163,276.65-42,350.10

Finding the Fourth Proportional to 108,932.10, 163,276.65 and 42,350.10

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Solution

The fourth proportional to 108,932.10, 163,276.65 and 42,350.10 is: 63,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,932.10 : 163,276.65 = 42,350.10 : x
  2. Step 2: Convert to fraction form
    108,932.10/163,276.65 = 42,350.10/x
  3. Step 3: Cross multiply
    108,932.10x = 163,276.65 × 42,350.10
  4. Step 4: Simplify right side
    108,932.10x = 6,914,782,455.17
  5. Step 5: Solve for x
    x = 6,914,782,455.17/108,932.10
  6. Step 6: Final answer
    x = 63,477.91

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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.