Home / 143,348.58-197,729.64-113,124.24

Finding the Fourth Proportional to 143,348.58, 197,729.64 and 113,124.24

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Solution

The fourth proportional to 143,348.58, 197,729.64 and 113,124.24 is: 156,039.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,348.58 : 197,729.64 = 113,124.24 : x
  2. Step 2: Convert to fraction form
    143,348.58/197,729.64 = 113,124.24/x
  3. Step 3: Cross multiply
    143,348.58x = 197,729.64 × 113,124.24
  4. Step 4: Simplify right side
    143,348.58x = 22,368,015,250.47
  5. Step 5: Solve for x
    x = 22,368,015,250.47/143,348.58
  6. Step 6: Final answer
    x = 156,039.32

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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.