Home / 255,739.68-352,922.40-148,373.76

Finding the Fourth Proportional to 255,739.68, 352,922.40 and 148,373.76

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Solution

The fourth proportional to 255,739.68, 352,922.40 and 148,373.76 is: 204,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,739.68 : 352,922.40 = 148,373.76 : x
  2. Step 2: Convert to fraction form
    255,739.68/352,922.40 = 148,373.76/x
  3. Step 3: Cross multiply
    255,739.68x = 352,922.40 × 148,373.76
  4. Step 4: Simplify right side
    255,739.68x = 52,364,423,476.22
  5. Step 5: Solve for x
    x = 52,364,423,476.22/255,739.68
  6. Step 6: Final answer
    x = 204,756.74

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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.