Home / 254,714.49-351,509.22-140,005.67

Finding the Fourth Proportional to 254,714.49, 351,509.22 and 140,005.67

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Solution

The fourth proportional to 254,714.49, 351,509.22 and 140,005.67 is: 193,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,714.49 : 351,509.22 = 140,005.67 : x
  2. Step 2: Convert to fraction form
    254,714.49/351,509.22 = 140,005.67/x
  3. Step 3: Cross multiply
    254,714.49x = 351,509.22 × 140,005.67
  4. Step 4: Simplify right side
    254,714.49x = 49,213,282,099.73
  5. Step 5: Solve for x
    x = 49,213,282,099.73/254,714.49
  6. Step 6: Final answer
    x = 193,209.59

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1.5x scale

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.