Home / 236,047.26-325,741.10-128,618.18

Finding the Fourth Proportional to 236,047.26, 325,741.10 and 128,618.18

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Solution

The fourth proportional to 236,047.26, 325,741.10 and 128,618.18 is: 177,490.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,047.26 : 325,741.10 = 128,618.18 : x
  2. Step 2: Convert to fraction form
    236,047.26/325,741.10 = 128,618.18/x
  3. Step 3: Cross multiply
    236,047.26x = 325,741.10 × 128,618.18
  4. Step 4: Simplify right side
    236,047.26x = 41,896,227,433.20
  5. Step 5: Solve for x
    x = 41,896,227,433.20/236,047.26
  6. Step 6: Final answer
    x = 177,490.84

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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.