Home / 108,218.08-149,338.09-60,471.82

Finding the Fourth Proportional to 108,218.08, 149,338.09 and 60,471.82

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Solution

The fourth proportional to 108,218.08, 149,338.09 and 60,471.82 is: 83,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,218.08 : 149,338.09 = 60,471.82 : x
  2. Step 2: Convert to fraction form
    108,218.08/149,338.09 = 60,471.82/x
  3. Step 3: Cross multiply
    108,218.08x = 149,338.09 × 60,471.82
  4. Step 4: Simplify right side
    108,218.08x = 9,030,745,795.26
  5. Step 5: Solve for x
    x = 9,030,745,795.26/108,218.08
  6. Step 6: Final answer
    x = 83,449.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.