Home / 254,354.73-351,037.38-145,469.17

Finding the Fourth Proportional to 254,354.73, 351,037.38 and 145,469.17

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Solution

The fourth proportional to 254,354.73, 351,037.38 and 145,469.17 is: 200,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,354.73 : 351,037.38 = 145,469.17 : x
  2. Step 2: Convert to fraction form
    254,354.73/351,037.38 = 145,469.17/x
  3. Step 3: Cross multiply
    254,354.73x = 351,037.38 × 145,469.17
  4. Step 4: Simplify right side
    254,354.73x = 51,065,116,307.57
  5. Step 5: Solve for x
    x = 51,065,116,307.57/254,354.73
  6. Step 6: Final answer
    x = 200,763.38

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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.