Home / 183,982.31-275,423.40-112,680.44

Finding the Fourth Proportional to 183,982.31, 275,423.40 and 112,680.44

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Solution

The fourth proportional to 183,982.31, 275,423.40 and 112,680.44 is: 168,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,982.31 : 275,423.40 = 112,680.44 : x
  2. Step 2: Convert to fraction form
    183,982.31/275,423.40 = 112,680.44/x
  3. Step 3: Cross multiply
    183,982.31x = 275,423.40 × 112,680.44
  4. Step 4: Simplify right side
    183,982.31x = 31,034,828,521.18
  5. Step 5: Solve for x
    x = 31,034,828,521.18/183,982.31
  6. Step 6: Final answer
    x = 168,683.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.