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Finding the Fourth Proportional to 259,549.52, 358,186.86 and 150,645.42

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Solution

The fourth proportional to 259,549.52, 358,186.86 and 150,645.42 is: 207,895.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,549.52 : 358,186.86 = 150,645.42 : x
  2. Step 2: Convert to fraction form
    259,549.52/358,186.86 = 150,645.42/x
  3. Step 3: Cross multiply
    259,549.52x = 358,186.86 × 150,645.42
  4. Step 4: Simplify right side
    259,549.52x = 53,959,209,963.18
  5. Step 5: Solve for x
    x = 53,959,209,963.18/259,549.52
  6. Step 6: Final answer
    x = 207,895.63

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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.