Home / 255,132.64-382,508.32-176,021.12

Finding the Fourth Proportional to 255,132.64, 382,508.32 and 176,021.12

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Solution

The fourth proportional to 255,132.64, 382,508.32 and 176,021.12 is: 263,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,132.64 : 382,508.32 = 176,021.12 : x
  2. Step 2: Convert to fraction form
    255,132.64/382,508.32 = 176,021.12/x
  3. Step 3: Cross multiply
    255,132.64x = 382,508.32 × 176,021.12
  4. Step 4: Simplify right side
    255,132.64x = 67,329,542,895.72
  5. Step 5: Solve for x
    x = 67,329,542,895.72/255,132.64
  6. Step 6: Final answer
    x = 263,900.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.