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Finding the Fourth Proportional to 254,346.68, 351,015.02 and 146,921.24

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Solution

The fourth proportional to 254,346.68, 351,015.02 and 146,921.24 is: 202,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,346.68 : 351,015.02 = 146,921.24 : x
  2. Step 2: Convert to fraction form
    254,346.68/351,015.02 = 146,921.24/x
  3. Step 3: Cross multiply
    254,346.68x = 351,015.02 × 146,921.24
  4. Step 4: Simplify right side
    254,346.68x = 51,571,559,507.34
  5. Step 5: Solve for x
    x = 51,571,559,507.34/254,346.68
  6. Step 6: Final answer
    x = 202,760.90

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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.