Home / 134,259.64-185,278.31-73,834.38

Finding the Fourth Proportional to 134,259.64, 185,278.31 and 73,834.38

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Solution

The fourth proportional to 134,259.64, 185,278.31 and 73,834.38 is: 101,891.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,259.64 : 185,278.31 = 73,834.38 : x
  2. Step 2: Convert to fraction form
    134,259.64/185,278.31 = 73,834.38/x
  3. Step 3: Cross multiply
    134,259.64x = 185,278.31 × 73,834.38
  4. Step 4: Simplify right side
    134,259.64x = 13,679,909,146.30
  5. Step 5: Solve for x
    x = 13,679,909,146.30/134,259.64
  6. Step 6: Final answer
    x = 101,891.45

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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.