Home / 133,037.04-199,450.20-66,440.52

Finding the Fourth Proportional to 133,037.04, 199,450.20 and 66,440.52

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Solution

The fourth proportional to 133,037.04, 199,450.20 and 66,440.52 is: 99,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,037.04 : 199,450.20 = 66,440.52 : x
  2. Step 2: Convert to fraction form
    133,037.04/199,450.20 = 66,440.52/x
  3. Step 3: Cross multiply
    133,037.04x = 199,450.20 × 66,440.52
  4. Step 4: Simplify right side
    133,037.04x = 13,251,575,002.10
  5. Step 5: Solve for x
    x = 13,251,575,002.10/133,037.04
  6. Step 6: Final answer
    x = 99,608.16

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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.