Home / 132,842.85-183,322.49-76,253.01

Finding the Fourth Proportional to 132,842.85, 183,322.49 and 76,253.01

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Solution

The fourth proportional to 132,842.85, 183,322.49 and 76,253.01 is: 105,228.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,842.85 : 183,322.49 = 76,253.01 : x
  2. Step 2: Convert to fraction form
    132,842.85/183,322.49 = 76,253.01/x
  3. Step 3: Cross multiply
    132,842.85x = 183,322.49 × 76,253.01
  4. Step 4: Simplify right side
    132,842.85x = 13,978,891,281.93
  5. Step 5: Solve for x
    x = 13,978,891,281.93/132,842.85
  6. Step 6: Final answer
    x = 105,228.78

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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.