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Finding the Fourth Proportional to 254,051.28, 350,565.50 and 146,655.90

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Solution

The fourth proportional to 254,051.28, 350,565.50 and 146,655.90 is: 202,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,051.28 : 350,565.50 = 146,655.90 : x
  2. Step 2: Convert to fraction form
    254,051.28/350,565.50 = 146,655.90/x
  3. Step 3: Cross multiply
    254,051.28x = 350,565.50 × 146,655.90
  4. Step 4: Simplify right side
    254,051.28x = 51,412,499,278.09
  5. Step 5: Solve for x
    x = 51,412,499,278.09/254,051.28
  6. Step 6: Final answer
    x = 202,370.56

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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.