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Finding the Fourth Proportional to 176,422.21, 264,633.53 and 48,339.59

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Solution

The fourth proportional to 176,422.21, 264,633.53 and 48,339.59 is: 72,509.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,422.21 : 264,633.53 = 48,339.59 : x
  2. Step 2: Convert to fraction form
    176,422.21/264,633.53 = 48,339.59/x
  3. Step 3: Cross multiply
    176,422.21x = 264,633.53 × 48,339.59
  4. Step 4: Simplify right side
    176,422.21x = 12,792,275,959.99
  5. Step 5: Solve for x
    x = 12,792,275,959.99/176,422.21
  6. Step 6: Final answer
    x = 72,509.44

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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.