Home / 108,892.68-163,261.79-42,276.66

Finding the Fourth Proportional to 108,892.68, 163,261.79 and 42,276.66

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Solution

The fourth proportional to 108,892.68, 163,261.79 and 42,276.66 is: 63,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,892.68 : 163,261.79 = 42,276.66 : x
  2. Step 2: Convert to fraction form
    108,892.68/163,261.79 = 42,276.66/x
  3. Step 3: Cross multiply
    108,892.68x = 163,261.79 × 42,276.66
  4. Step 4: Simplify right side
    108,892.68x = 6,902,163,186.82
  5. Step 5: Solve for x
    x = 6,902,163,186.82/108,892.68
  6. Step 6: Final answer
    x = 63,385.01

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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.