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Finding the Fourth Proportional to 100,037.16, 149,941.08 and 33,461.64

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Solution

The fourth proportional to 100,037.16, 149,941.08 and 33,461.64 is: 50,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,037.16 : 149,941.08 = 33,461.64 : x
  2. Step 2: Convert to fraction form
    100,037.16/149,941.08 = 33,461.64/x
  3. Step 3: Cross multiply
    100,037.16x = 149,941.08 × 33,461.64
  4. Step 4: Simplify right side
    100,037.16x = 5,017,274,440.17
  5. Step 5: Solve for x
    x = 5,017,274,440.17/100,037.16
  6. Step 6: Final answer
    x = 50,154.11

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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.