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Finding the Fourth Proportional to 176,445.40, 264,640.32 and 146,650.96

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Solution

The fourth proportional to 176,445.40, 264,640.32 and 146,650.96 is: 219,953.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,445.40 : 264,640.32 = 146,650.96 : x
  2. Step 2: Convert to fraction form
    176,445.40/264,640.32 = 146,650.96/x
  3. Step 3: Cross multiply
    176,445.40x = 264,640.32 × 146,650.96
  4. Step 4: Simplify right side
    176,445.40x = 38,809,756,982.71
  5. Step 5: Solve for x
    x = 38,809,756,982.71/176,445.40
  6. Step 6: Final answer
    x = 219,953.35

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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.