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Finding the Fourth Proportional to 272,350.29, 375,866.10 and 151,514.34

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Solution

The fourth proportional to 272,350.29, 375,866.10 and 151,514.34 is: 209,102.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,350.29 : 375,866.10 = 151,514.34 : x
  2. Step 2: Convert to fraction form
    272,350.29/375,866.10 = 151,514.34/x
  3. Step 3: Cross multiply
    272,350.29x = 375,866.10 × 151,514.34
  4. Step 4: Simplify right side
    272,350.29x = 56,949,104,069.87
  5. Step 5: Solve for x
    x = 56,949,104,069.87/272,350.29
  6. Step 6: Final answer
    x = 209,102.42

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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.