Home / 199,499.10-275,307.34-113,458.12

Finding the Fourth Proportional to 199,499.10, 275,307.34 and 113,458.12

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Solution

The fourth proportional to 199,499.10, 275,307.34 and 113,458.12 is: 156,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,499.10 : 275,307.34 = 113,458.12 : x
  2. Step 2: Convert to fraction form
    199,499.10/275,307.34 = 113,458.12/x
  3. Step 3: Cross multiply
    199,499.10x = 275,307.34 × 113,458.12
  4. Step 4: Simplify right side
    199,499.10x = 31,235,853,218.60
  5. Step 5: Solve for x
    x = 31,235,853,218.60/199,499.10
  6. Step 6: Final answer
    x = 156,571.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.