Home / 133,119.55-199,642.96-47,714.49

Finding the Fourth Proportional to 133,119.55, 199,642.96 and 47,714.49

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Solution

The fourth proportional to 133,119.55, 199,642.96 and 47,714.49 is: 71,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,119.55 : 199,642.96 = 47,714.49 : x
  2. Step 2: Convert to fraction form
    133,119.55/199,642.96 = 47,714.49/x
  3. Step 3: Cross multiply
    133,119.55x = 199,642.96 × 47,714.49
  4. Step 4: Simplify right side
    133,119.55x = 9,525,862,302.97
  5. Step 5: Solve for x
    x = 9,525,862,302.97/133,119.55
  6. Step 6: Final answer
    x = 71,558.70

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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.