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Finding the Fourth Proportional to 192,090.66, 265,066.16 and 106,044.05

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Solution

The fourth proportional to 192,090.66, 265,066.16 and 106,044.05 is: 146,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,090.66 : 265,066.16 = 106,044.05 : x
  2. Step 2: Convert to fraction form
    192,090.66/265,066.16 = 106,044.05/x
  3. Step 3: Cross multiply
    192,090.66x = 265,066.16 × 106,044.05
  4. Step 4: Simplify right side
    192,090.66x = 28,108,689,256.79
  5. Step 5: Solve for x
    x = 28,108,689,256.79/192,090.66
  6. Step 6: Final answer
    x = 146,330.33

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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.