Home / 99,057.32-148,509.23-32,455.88

Finding the Fourth Proportional to 99,057.32, 148,509.23 and 32,455.88

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Solution

The fourth proportional to 99,057.32, 148,509.23 and 32,455.88 is: 48,658.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,057.32 : 148,509.23 = 32,455.88 : x
  2. Step 2: Convert to fraction form
    99,057.32/148,509.23 = 32,455.88/x
  3. Step 3: Cross multiply
    99,057.32x = 148,509.23 × 32,455.88
  4. Step 4: Simplify right side
    99,057.32x = 4,819,996,842.95
  5. Step 5: Solve for x
    x = 4,819,996,842.95/99,057.32
  6. Step 6: Final answer
    x = 48,658.67

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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.