Home / 255,175.58-352,119.38-147,752.88

Finding the Fourth Proportional to 255,175.58, 352,119.38 and 147,752.88

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Solution

The fourth proportional to 255,175.58, 352,119.38 and 147,752.88 is: 203,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,175.58 : 352,119.38 = 147,752.88 : x
  2. Step 2: Convert to fraction form
    255,175.58/352,119.38 = 147,752.88/x
  3. Step 3: Cross multiply
    255,175.58x = 352,119.38 × 147,752.88
  4. Step 4: Simplify right side
    255,175.58x = 52,026,652,498.81
  5. Step 5: Solve for x
    x = 52,026,652,498.81/255,175.58
  6. Step 6: Final answer
    x = 203,885.70

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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.