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Finding the Fourth Proportional to 255,167.69, 382,314.13 and 180,153.59

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Solution

The fourth proportional to 255,167.69, 382,314.13 and 180,153.59 is: 269,921.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,167.69 : 382,314.13 = 180,153.59 : x
  2. Step 2: Convert to fraction form
    255,167.69/382,314.13 = 180,153.59/x
  3. Step 3: Cross multiply
    255,167.69x = 382,314.13 × 180,153.59
  4. Step 4: Simplify right side
    255,167.69x = 68,875,260,665.27
  5. Step 5: Solve for x
    x = 68,875,260,665.27/255,167.69
  6. Step 6: Final answer
    x = 269,921.56

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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.