Home / 134,554.05-185,670.63-82,862.94

Finding the Fourth Proportional to 134,554.05, 185,670.63 and 82,862.94

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Solution

The fourth proportional to 134,554.05, 185,670.63 and 82,862.94 is: 114,342.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,554.05 : 185,670.63 = 82,862.94 : x
  2. Step 2: Convert to fraction form
    134,554.05/185,670.63 = 82,862.94/x
  3. Step 3: Cross multiply
    134,554.05x = 185,670.63 × 82,862.94
  4. Step 4: Simplify right side
    134,554.05x = 15,385,214,273.45
  5. Step 5: Solve for x
    x = 15,385,214,273.45/134,554.05
  6. Step 6: Final answer
    x = 114,342.26

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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.