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Finding the Fourth Proportional to 192,370.93, 265,471.32 and 107,488.06

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Solution

The fourth proportional to 192,370.93, 265,471.32 and 107,488.06 is: 148,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,370.93 : 265,471.32 = 107,488.06 : x
  2. Step 2: Convert to fraction form
    192,370.93/265,471.32 = 107,488.06/x
  3. Step 3: Cross multiply
    192,370.93x = 265,471.32 × 107,488.06
  4. Step 4: Simplify right side
    192,370.93x = 28,534,996,911.84
  5. Step 5: Solve for x
    x = 28,534,996,911.84/192,370.93
  6. Step 6: Final answer
    x = 148,333.21

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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.