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Finding the Fourth Proportional to 149,703.45, 224,719.20 and 93,606.90

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Solution

The fourth proportional to 149,703.45, 224,719.20 and 93,606.90 is: 140,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,703.45 : 224,719.20 = 93,606.90 : x
  2. Step 2: Convert to fraction form
    149,703.45/224,719.20 = 93,606.90/x
  3. Step 3: Cross multiply
    149,703.45x = 224,719.20 × 93,606.90
  4. Step 4: Simplify right side
    149,703.45x = 21,035,267,682.48
  5. Step 5: Solve for x
    x = 21,035,267,682.48/149,703.45
  6. Step 6: Final answer
    x = 140,512.91

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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.