Home / 254,858.04-351,708.12-140,141.58

Finding the Fourth Proportional to 254,858.04, 351,708.12 and 140,141.58

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Solution

The fourth proportional to 254,858.04, 351,708.12 and 140,141.58 is: 193,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,858.04 : 351,708.12 = 140,141.58 : x
  2. Step 2: Convert to fraction form
    254,858.04/351,708.12 = 140,141.58/x
  3. Step 3: Cross multiply
    254,858.04x = 351,708.12 × 140,141.58
  4. Step 4: Simplify right side
    254,858.04x = 49,288,931,635.63
  5. Step 5: Solve for x
    x = 49,288,931,635.63/254,858.04
  6. Step 6: Final answer
    x = 193,397.59

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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.