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Finding the Fourth Proportional to 255,655.01, 352,733.05 and 165,014.80

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Solution

The fourth proportional to 255,655.01, 352,733.05 and 165,014.80 is: 227,674.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,655.01 : 352,733.05 = 165,014.80 : x
  2. Step 2: Convert to fraction form
    255,655.01/352,733.05 = 165,014.80/x
  3. Step 3: Cross multiply
    255,655.01x = 352,733.05 × 165,014.80
  4. Step 4: Simplify right side
    255,655.01x = 58,206,173,699.14
  5. Step 5: Solve for x
    x = 58,206,173,699.14/255,655.01
  6. Step 6: Final answer
    x = 227,674.68

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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.