Home / 255,431.04-352,494.68-148,063.28

Finding the Fourth Proportional to 255,431.04, 352,494.68 and 148,063.28

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Solution

The fourth proportional to 255,431.04, 352,494.68 and 148,063.28 is: 204,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,431.04 : 352,494.68 = 148,063.28 : x
  2. Step 2: Convert to fraction form
    255,431.04/352,494.68 = 148,063.28/x
  3. Step 3: Cross multiply
    255,431.04x = 352,494.68 × 148,063.28
  4. Step 4: Simplify right side
    255,431.04x = 52,191,518,503.35
  5. Step 5: Solve for x
    x = 52,191,518,503.35/255,431.04
  6. Step 6: Final answer
    x = 204,327.24

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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.