Home / 151,944.72-209,688.88-95,387.28

Finding the Fourth Proportional to 151,944.72, 209,688.88 and 95,387.28

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Solution

The fourth proportional to 151,944.72, 209,688.88 and 95,387.28 is: 131,637.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,944.72 : 209,688.88 = 95,387.28 : x
  2. Step 2: Convert to fraction form
    151,944.72/209,688.88 = 95,387.28/x
  3. Step 3: Cross multiply
    151,944.72x = 209,688.88 × 95,387.28
  4. Step 4: Simplify right side
    151,944.72x = 20,001,651,909.45
  5. Step 5: Solve for x
    x = 20,001,651,909.45/151,944.72
  6. Step 6: Final answer
    x = 131,637.69

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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.