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Finding the Fourth Proportional to 192,079.25, 265,070.34 and 106,036.68

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Solution

The fourth proportional to 192,079.25, 265,070.34 and 106,036.68 is: 146,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,079.25 : 265,070.34 = 106,036.68 : x
  2. Step 2: Convert to fraction form
    192,079.25/265,070.34 = 106,036.68/x
  3. Step 3: Cross multiply
    192,079.25x = 265,070.34 × 106,036.68
  4. Step 4: Simplify right side
    192,079.25x = 28,107,178,820.07
  5. Step 5: Solve for x
    x = 28,107,178,820.07/192,079.25
  6. Step 6: Final answer
    x = 146,331.16

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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.