Home / 63,816.45-95,724.69-28,715.10

Finding the Fourth Proportional to 63,816.45, 95,724.69 and 28,715.10

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Solution

The fourth proportional to 63,816.45, 95,724.69 and 28,715.10 is: 43,072.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,816.45 : 95,724.69 = 28,715.10 : x
  2. Step 2: Convert to fraction form
    63,816.45/95,724.69 = 28,715.10/x
  3. Step 3: Cross multiply
    63,816.45x = 95,724.69 × 28,715.10
  4. Step 4: Simplify right side
    63,816.45x = 2,748,744,045.82
  5. Step 5: Solve for x
    x = 2,748,744,045.82/63,816.45
  6. Step 6: Final answer
    x = 43,072.66

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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.