Home / 202,386.96-279,473.76-126,037.16

Finding the Fourth Proportional to 202,386.96, 279,473.76 and 126,037.16

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Solution

The fourth proportional to 202,386.96, 279,473.76 and 126,037.16 is: 174,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,386.96 : 279,473.76 = 126,037.16 : x
  2. Step 2: Convert to fraction form
    202,386.96/279,473.76 = 126,037.16/x
  3. Step 3: Cross multiply
    202,386.96x = 279,473.76 × 126,037.16
  4. Step 4: Simplify right side
    202,386.96x = 35,224,079,004.92
  5. Step 5: Solve for x
    x = 35,224,079,004.92/202,386.96
  6. Step 6: Final answer
    x = 174,043.22

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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.