Home / 136,952.82-188,995.14-76,523.58

Finding the Fourth Proportional to 136,952.82, 188,995.14 and 76,523.58

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Solution

The fourth proportional to 136,952.82, 188,995.14 and 76,523.58 is: 105,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,952.82 : 188,995.14 = 76,523.58 : x
  2. Step 2: Convert to fraction form
    136,952.82/188,995.14 = 76,523.58/x
  3. Step 3: Cross multiply
    136,952.82x = 188,995.14 × 76,523.58
  4. Step 4: Simplify right side
    136,952.82x = 14,462,584,715.40
  5. Step 5: Solve for x
    x = 14,462,584,715.40/136,952.82
  6. Step 6: Final answer
    x = 105,602.68

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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.