Home / 109,446.19-151,029.23-63,502.28

Finding the Fourth Proportional to 109,446.19, 151,029.23 and 63,502.28

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Solution

The fourth proportional to 109,446.19, 151,029.23 and 63,502.28 is: 87,629.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,446.19 : 151,029.23 = 63,502.28 : x
  2. Step 2: Convert to fraction form
    109,446.19/151,029.23 = 63,502.28/x
  3. Step 3: Cross multiply
    109,446.19x = 151,029.23 × 63,502.28
  4. Step 4: Simplify right side
    109,446.19x = 9,590,700,987.97
  5. Step 5: Solve for x
    x = 9,590,700,987.97/109,446.19
  6. Step 6: Final answer
    x = 87,629.37

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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.