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Finding the Fourth Proportional to 254,051.32, 350,565.55 and 146,655.95

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Solution

The fourth proportional to 254,051.32, 350,565.55 and 146,655.95 is: 202,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,051.32 : 350,565.55 = 146,655.95 : x
  2. Step 2: Convert to fraction form
    254,051.32/350,565.55 = 146,655.95/x
  3. Step 3: Cross multiply
    254,051.32x = 350,565.55 × 146,655.95
  4. Step 4: Simplify right side
    254,051.32x = 51,412,523,772.52
  5. Step 5: Solve for x
    x = 51,412,523,772.52/254,051.32
  6. Step 6: Final answer
    x = 202,370.62

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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.