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Finding the Fourth Proportional to 254,397.44, 351,050.88 and 141,211.28

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Solution

The fourth proportional to 254,397.44, 351,050.88 and 141,211.28 is: 194,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,397.44 : 351,050.88 = 141,211.28 : x
  2. Step 2: Convert to fraction form
    254,397.44/351,050.88 = 141,211.28/x
  3. Step 3: Cross multiply
    254,397.44x = 351,050.88 × 141,211.28
  4. Step 4: Simplify right side
    254,397.44x = 49,572,344,109.93
  5. Step 5: Solve for x
    x = 49,572,344,109.93/254,397.44
  6. Step 6: Final answer
    x = 194,861.80

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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.