Home / 202,619.26-279,547.36-122,016.16

Finding the Fourth Proportional to 202,619.26, 279,547.36 and 122,016.16

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Solution

The fourth proportional to 202,619.26, 279,547.36 and 122,016.16 is: 168,341.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,619.26 : 279,547.36 = 122,016.16 : x
  2. Step 2: Convert to fraction form
    202,619.26/279,547.36 = 122,016.16/x
  3. Step 3: Cross multiply
    202,619.26x = 279,547.36 × 122,016.16
  4. Step 4: Simplify right side
    202,619.26x = 34,109,295,405.34
  5. Step 5: Solve for x
    x = 34,109,295,405.34/202,619.26
  6. Step 6: Final answer
    x = 168,341.82

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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.