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Finding the Fourth Proportional to 255,265.08, 352,259.64 and 159,824.40

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Solution

The fourth proportional to 255,265.08, 352,259.64 and 159,824.40 is: 220,553.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,265.08 : 352,259.64 = 159,824.40 : x
  2. Step 2: Convert to fraction form
    255,265.08/352,259.64 = 159,824.40/x
  3. Step 3: Cross multiply
    255,265.08x = 352,259.64 × 159,824.40
  4. Step 4: Simplify right side
    255,265.08x = 56,299,685,607.22
  5. Step 5: Solve for x
    x = 56,299,685,607.22/255,265.08
  6. Step 6: Final answer
    x = 220,553.81

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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.