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Finding the Fourth Proportional to 176,095.72, 264,122.03 and 74,934.41

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Solution

The fourth proportional to 176,095.72, 264,122.03 and 74,934.41 is: 112,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,095.72 : 264,122.03 = 74,934.41 : x
  2. Step 2: Convert to fraction form
    176,095.72/264,122.03 = 74,934.41/x
  3. Step 3: Cross multiply
    176,095.72x = 264,122.03 × 74,934.41
  4. Step 4: Simplify right side
    176,095.72x = 19,791,828,486.05
  5. Step 5: Solve for x
    x = 19,791,828,486.05/176,095.72
  6. Step 6: Final answer
    x = 112,392.44

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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.