Home / 132,812.82-183,461.18-106,142.26

Finding the Fourth Proportional to 132,812.82, 183,461.18 and 106,142.26

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Solution

The fourth proportional to 132,812.82, 183,461.18 and 106,142.26 is: 146,619.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,812.82 : 183,461.18 = 106,142.26 : x
  2. Step 2: Convert to fraction form
    132,812.82/183,461.18 = 106,142.26/x
  3. Step 3: Cross multiply
    132,812.82x = 183,461.18 × 106,142.26
  4. Step 4: Simplify right side
    132,812.82x = 19,472,984,267.47
  5. Step 5: Solve for x
    x = 19,472,984,267.47/132,812.82
  6. Step 6: Final answer
    x = 146,619.76

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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.