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Finding the Fourth Proportional to 148,954.29, 223,305.76 and 64,650.91

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Solution

The fourth proportional to 148,954.29, 223,305.76 and 64,650.91 is: 96,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,954.29 : 223,305.76 = 64,650.91 : x
  2. Step 2: Convert to fraction form
    148,954.29/223,305.76 = 64,650.91/x
  3. Step 3: Cross multiply
    148,954.29x = 223,305.76 × 64,650.91
  4. Step 4: Simplify right side
    148,954.29x = 14,436,920,533.49
  5. Step 5: Solve for x
    x = 14,436,920,533.49/148,954.29
  6. Step 6: Final answer
    x = 96,921.82

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1.5x scale

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.