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Finding the Fourth Proportional to 176,335.51, 264,503.57 and 43,216.20

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Solution

The fourth proportional to 176,335.51, 264,503.57 and 43,216.20 is: 64,824.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,335.51 : 264,503.57 = 43,216.20 : x
  2. Step 2: Convert to fraction form
    176,335.51/264,503.57 = 43,216.20/x
  3. Step 3: Cross multiply
    176,335.51x = 264,503.57 × 43,216.20
  4. Step 4: Simplify right side
    176,335.51x = 11,430,839,181.83
  5. Step 5: Solve for x
    x = 11,430,839,181.83/176,335.51
  6. Step 6: Final answer
    x = 64,824.37

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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.