Home / 132,925.14-183,382.65-85,206.42

Finding the Fourth Proportional to 132,925.14, 183,382.65 and 85,206.42

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Solution

The fourth proportional to 132,925.14, 183,382.65 and 85,206.42 is: 117,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,925.14 : 183,382.65 = 85,206.42 : x
  2. Step 2: Convert to fraction form
    132,925.14/183,382.65 = 85,206.42/x
  3. Step 3: Cross multiply
    132,925.14x = 183,382.65 × 85,206.42
  4. Step 4: Simplify right side
    132,925.14x = 15,625,379,096.61
  5. Step 5: Solve for x
    x = 15,625,379,096.61/132,925.14
  6. Step 6: Final answer
    x = 117,550.22

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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.