Home / 254,748.52-351,560.10-147,308.20

Finding the Fourth Proportional to 254,748.52, 351,560.10 and 147,308.20

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Solution

The fourth proportional to 254,748.52, 351,560.10 and 147,308.20 is: 203,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,748.52 : 351,560.10 = 147,308.20 : x
  2. Step 2: Convert to fraction form
    254,748.52/351,560.10 = 147,308.20/x
  3. Step 3: Cross multiply
    254,748.52x = 351,560.10 × 147,308.20
  4. Step 4: Simplify right side
    254,748.52x = 51,787,685,522.82
  5. Step 5: Solve for x
    x = 51,787,685,522.82/254,748.52
  6. Step 6: Final answer
    x = 203,289.45

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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.