Home / 134,218.31-185,216.54-73,788.53

Finding the Fourth Proportional to 134,218.31, 185,216.54 and 73,788.53

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Solution

The fourth proportional to 134,218.31, 185,216.54 and 73,788.53 is: 101,825.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,218.31 : 185,216.54 = 73,788.53 : x
  2. Step 2: Convert to fraction form
    134,218.31/185,216.54 = 73,788.53/x
  3. Step 3: Cross multiply
    134,218.31x = 185,216.54 × 73,788.53
  4. Step 4: Simplify right side
    134,218.31x = 13,666,855,476.67
  5. Step 5: Solve for x
    x = 13,666,855,476.67/134,218.31
  6. Step 6: Final answer
    x = 101,825.56

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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.