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Finding the Fourth Proportional to 254,260.64, 350,878.56 and 141,083.12

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Solution

The fourth proportional to 254,260.64, 350,878.56 and 141,083.12 is: 194,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,260.64 : 350,878.56 = 141,083.12 : x
  2. Step 2: Convert to fraction form
    254,260.64/350,878.56 = 141,083.12/x
  3. Step 3: Cross multiply
    254,260.64x = 350,878.56 × 141,083.12
  4. Step 4: Simplify right side
    254,260.64x = 49,503,041,985.91
  5. Step 5: Solve for x
    x = 49,503,041,985.91/254,260.64
  6. Step 6: Final answer
    x = 194,694.08

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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.