Home / 96,473.28-144,632.64-45,846.90

Finding the Fourth Proportional to 96,473.28, 144,632.64 and 45,846.90

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Solution

The fourth proportional to 96,473.28, 144,632.64 and 45,846.90 is: 68,733.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,473.28 : 144,632.64 = 45,846.90 : x
  2. Step 2: Convert to fraction form
    96,473.28/144,632.64 = 45,846.90/x
  3. Step 3: Cross multiply
    96,473.28x = 144,632.64 × 45,846.90
  4. Step 4: Simplify right side
    96,473.28x = 6,630,957,468.52
  5. Step 5: Solve for x
    x = 6,630,957,468.52/96,473.28
  6. Step 6: Final answer
    x = 68,733.62

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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.