Home / 248,160.12-342,521.81-140,793

Finding the Fourth Proportional to 248,160.12, 342,521.81 and 140,793

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Solution

The fourth proportional to 248,160.12, 342,521.81 and 140,793 is: 194,328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,160.12 : 342,521.81 = 140,793 : x
  2. Step 2: Convert to fraction form
    248,160.12/342,521.81 = 140,793/x
  3. Step 3: Cross multiply
    248,160.12x = 342,521.81 × 140,793
  4. Step 4: Simplify right side
    248,160.12x = 48,224,673,195.33
  5. Step 5: Solve for x
    x = 48,224,673,195.33/248,160.12
  6. Step 6: Final answer
    x = 194,328.86

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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.