Home / 109,283.05-150,814.35-63,965.26

Finding the Fourth Proportional to 109,283.05, 150,814.35 and 63,965.26

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Solution

The fourth proportional to 109,283.05, 150,814.35 and 63,965.26 is: 88,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,283.05 : 150,814.35 = 63,965.26 : x
  2. Step 2: Convert to fraction form
    109,283.05/150,814.35 = 63,965.26/x
  3. Step 3: Cross multiply
    109,283.05x = 150,814.35 × 63,965.26
  4. Step 4: Simplify right side
    109,283.05x = 9,646,879,109.48
  5. Step 5: Solve for x
    x = 9,646,879,109.48/109,283.05
  6. Step 6: Final answer
    x = 88,274.25

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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.