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Finding the Fourth Proportional to 255,193.38, 382,875.93 and 113,018.94

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Solution

The fourth proportional to 255,193.38, 382,875.93 and 113,018.94 is: 169,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,193.38 : 382,875.93 = 113,018.94 : x
  2. Step 2: Convert to fraction form
    255,193.38/382,875.93 = 113,018.94/x
  3. Step 3: Cross multiply
    255,193.38x = 382,875.93 × 113,018.94
  4. Step 4: Simplify right side
    255,193.38x = 43,272,231,760.11
  5. Step 5: Solve for x
    x = 43,272,231,760.11/255,193.38
  6. Step 6: Final answer
    x = 169,566.44

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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.