Home / 254,795.37-351,622.10-140,078.85

Finding the Fourth Proportional to 254,795.37, 351,622.10 and 140,078.85

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Solution

The fourth proportional to 254,795.37, 351,622.10 and 140,078.85 is: 193,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,795.37 : 351,622.10 = 140,078.85 : x
  2. Step 2: Convert to fraction form
    254,795.37/351,622.10 = 140,078.85/x
  3. Step 3: Cross multiply
    254,795.37x = 351,622.10 × 140,078.85
  4. Step 4: Simplify right side
    254,795.37x = 49,254,818,702.19
  5. Step 5: Solve for x
    x = 49,254,818,702.19/254,795.37
  6. Step 6: Final answer
    x = 193,311.28

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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.