Home / 132,872.58-183,341.61-76,282.74

Finding the Fourth Proportional to 132,872.58, 183,341.61 and 76,282.74

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Solution

The fourth proportional to 132,872.58, 183,341.61 and 76,282.74 is: 105,257.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,872.58 : 183,341.61 = 76,282.74 : x
  2. Step 2: Convert to fraction form
    132,872.58/183,341.61 = 76,282.74/x
  3. Step 3: Cross multiply
    132,872.58x = 183,341.61 × 76,282.74
  4. Step 4: Simplify right side
    132,872.58x = 13,985,800,366.81
  5. Step 5: Solve for x
    x = 13,985,800,366.81/132,872.58
  6. Step 6: Final answer
    x = 105,257.23

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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.