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Finding the Fourth Proportional to 176,602.47, 264,904.31 and 43,485.85

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Solution

The fourth proportional to 176,602.47, 264,904.31 and 43,485.85 is: 65,228.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,602.47 : 264,904.31 = 43,485.85 : x
  2. Step 2: Convert to fraction form
    176,602.47/264,904.31 = 43,485.85/x
  3. Step 3: Cross multiply
    176,602.47x = 264,904.31 × 43,485.85
  4. Step 4: Simplify right side
    176,602.47x = 11,519,589,089.01
  5. Step 5: Solve for x
    x = 11,519,589,089.01/176,602.47
  6. Step 6: Final answer
    x = 65,228.92

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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.