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Finding the Fourth Proportional to 355,224.36, 532,824.24 and 88,987.16

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Solution

The fourth proportional to 355,224.36, 532,824.24 and 88,987.16 is: 133,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,224.36 : 532,824.24 = 88,987.16 : x
  2. Step 2: Convert to fraction form
    355,224.36/532,824.24 = 88,987.16/x
  3. Step 3: Cross multiply
    355,224.36x = 532,824.24 × 88,987.16
  4. Step 4: Simplify right side
    355,224.36x = 47,414,515,896.76
  5. Step 5: Solve for x
    x = 47,414,515,896.76/355,224.36
  6. Step 6: Final answer
    x = 133,477.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.