Home / 203,925.98-281,410.02-113,287.64

Finding the Fourth Proportional to 203,925.98, 281,410.02 and 113,287.64

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Solution

The fourth proportional to 203,925.98, 281,410.02 and 113,287.64 is: 156,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,925.98 : 281,410.02 = 113,287.64 : x
  2. Step 2: Convert to fraction form
    203,925.98/281,410.02 = 113,287.64/x
  3. Step 3: Cross multiply
    203,925.98x = 281,410.02 × 113,287.64
  4. Step 4: Simplify right side
    203,925.98x = 31,880,275,631.10
  5. Step 5: Solve for x
    x = 31,880,275,631.10/203,925.98
  6. Step 6: Final answer
    x = 156,332.59

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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.