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Finding the Fourth Proportional to 192,404.79, 265,514.01 and 107,538.26

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Solution

The fourth proportional to 192,404.79, 265,514.01 and 107,538.26 is: 148,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,404.79 : 265,514.01 = 107,538.26 : x
  2. Step 2: Convert to fraction form
    192,404.79/265,514.01 = 107,538.26/x
  3. Step 3: Cross multiply
    192,404.79x = 265,514.01 × 107,538.26
  4. Step 4: Simplify right side
    192,404.79x = 28,552,914,641.02
  5. Step 5: Solve for x
    x = 28,552,914,641.02/192,404.79
  6. Step 6: Final answer
    x = 148,400.23

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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.