Home / 215,316.22-296,828.43-151,455.82

Finding the Fourth Proportional to 215,316.22, 296,828.43 and 151,455.82

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Solution

The fourth proportional to 215,316.22, 296,828.43 and 151,455.82 is: 208,792.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,316.22 : 296,828.43 = 151,455.82 : x
  2. Step 2: Convert to fraction form
    215,316.22/296,828.43 = 151,455.82/x
  3. Step 3: Cross multiply
    215,316.22x = 296,828.43 × 151,455.82
  4. Step 4: Simplify right side
    215,316.22x = 44,956,393,264.96
  5. Step 5: Solve for x
    x = 44,956,393,264.96/215,316.22
  6. Step 6: Final answer
    x = 208,792.41

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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.