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Finding the Fourth Proportional to 176,432.04, 264,643.74 and 43,311.24

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Solution

The fourth proportional to 176,432.04, 264,643.74 and 43,311.24 is: 64,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,432.04 : 264,643.74 = 43,311.24 : x
  2. Step 2: Convert to fraction form
    176,432.04/264,643.74 = 43,311.24/x
  3. Step 3: Cross multiply
    176,432.04x = 264,643.74 × 43,311.24
  4. Step 4: Simplify right side
    176,432.04x = 11,462,048,537.64
  5. Step 5: Solve for x
    x = 11,462,048,537.64/176,432.04
  6. Step 6: Final answer
    x = 64,965.80

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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.