Home / 230,885.12-346,319.52-88,693.76

Finding the Fourth Proportional to 230,885.12, 346,319.52 and 88,693.76

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Solution

The fourth proportional to 230,885.12, 346,319.52 and 88,693.76 is: 133,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,885.12 : 346,319.52 = 88,693.76 : x
  2. Step 2: Convert to fraction form
    230,885.12/346,319.52 = 88,693.76/x
  3. Step 3: Cross multiply
    230,885.12x = 346,319.52 × 88,693.76
  4. Step 4: Simplify right side
    230,885.12x = 30,716,380,390.20
  5. Step 5: Solve for x
    x = 30,716,380,390.20/230,885.12
  6. Step 6: Final answer
    x = 133,037.51

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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.