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Finding the Fourth Proportional to 159,337.54, 219,411.57 and 155,801.44

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Solution

The fourth proportional to 159,337.54, 219,411.57 and 155,801.44 is: 214,542.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,337.54 : 219,411.57 = 155,801.44 : x
  2. Step 2: Convert to fraction form
    159,337.54/219,411.57 = 155,801.44/x
  3. Step 3: Cross multiply
    159,337.54x = 219,411.57 × 155,801.44
  4. Step 4: Simplify right side
    159,337.54x = 34,184,638,558.66
  5. Step 5: Solve for x
    x = 34,184,638,558.66/159,337.54
  6. Step 6: Final answer
    x = 214,542.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.