Home / 79,588.05-109,847.08-45,619.28

Finding the Fourth Proportional to 79,588.05, 109,847.08 and 45,619.28

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Solution

The fourth proportional to 79,588.05, 109,847.08 and 45,619.28 is: 62,963.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,588.05 : 109,847.08 = 45,619.28 : x
  2. Step 2: Convert to fraction form
    79,588.05/109,847.08 = 45,619.28/x
  3. Step 3: Cross multiply
    79,588.05x = 109,847.08 × 45,619.28
  4. Step 4: Simplify right side
    79,588.05x = 5,011,144,699.70
  5. Step 5: Solve for x
    x = 5,011,144,699.70/79,588.05
  6. Step 6: Final answer
    x = 62,963.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.