Home / 96,475.28-144,635.64-45,848.90

Finding the Fourth Proportional to 96,475.28, 144,635.64 and 45,848.90

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Solution

The fourth proportional to 96,475.28, 144,635.64 and 45,848.90 is: 68,736.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,475.28 : 144,635.64 = 45,848.90 : x
  2. Step 2: Convert to fraction form
    96,475.28/144,635.64 = 45,848.90/x
  3. Step 3: Cross multiply
    96,475.28x = 144,635.64 × 45,848.90
  4. Step 4: Simplify right side
    96,475.28x = 6,631,384,994.80
  5. Step 5: Solve for x
    x = 6,631,384,994.80/96,475.28
  6. Step 6: Final answer
    x = 68,736.62

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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.