Home / 215,313.72-296,824.98-151,453.32

Finding the Fourth Proportional to 215,313.72, 296,824.98 and 151,453.32

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Solution

The fourth proportional to 215,313.72, 296,824.98 and 151,453.32 is: 208,788.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,313.72 : 296,824.98 = 151,453.32 : x
  2. Step 2: Convert to fraction form
    215,313.72/296,824.98 = 151,453.32/x
  3. Step 3: Cross multiply
    215,313.72x = 296,824.98 × 151,453.32
  4. Step 4: Simplify right side
    215,313.72x = 44,955,128,679.93
  5. Step 5: Solve for x
    x = 44,955,128,679.93/215,313.72
  6. Step 6: Final answer
    x = 208,788.96

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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.