Home / 254,439.42-351,112.69-141,254.88

Finding the Fourth Proportional to 254,439.42, 351,112.69 and 141,254.88

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Solution

The fourth proportional to 254,439.42, 351,112.69 and 141,254.88 is: 194,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,439.42 : 351,112.69 = 141,254.88 : x
  2. Step 2: Convert to fraction form
    254,439.42/351,112.69 = 141,254.88/x
  3. Step 3: Cross multiply
    254,439.42x = 351,112.69 × 141,254.88
  4. Step 4: Simplify right side
    254,439.42x = 49,596,378,430.59
  5. Step 5: Solve for x
    x = 49,596,378,430.59/254,439.42
  6. Step 6: Final answer
    x = 194,924.12

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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.