Home / 254,449.84-351,141.56-141,272.88

Finding the Fourth Proportional to 254,449.84, 351,141.56 and 141,272.88

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Solution

The fourth proportional to 254,449.84, 351,141.56 and 141,272.88 is: 194,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,449.84 : 351,141.56 = 141,272.88 : x
  2. Step 2: Convert to fraction form
    254,449.84/351,141.56 = 141,272.88/x
  3. Step 3: Cross multiply
    254,449.84x = 351,141.56 × 141,272.88
  4. Step 4: Simplify right side
    254,449.84x = 49,606,779,468.89
  5. Step 5: Solve for x
    x = 49,606,779,468.89/254,449.84
  6. Step 6: Final answer
    x = 194,957.01

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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.