Home / 197,342.22-272,335.26-112,457.46

Finding the Fourth Proportional to 197,342.22, 272,335.26 and 112,457.46

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Solution

The fourth proportional to 197,342.22, 272,335.26 and 112,457.46 is: 155,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,342.22 : 272,335.26 = 112,457.46 : x
  2. Step 2: Convert to fraction form
    197,342.22/272,335.26 = 112,457.46/x
  3. Step 3: Cross multiply
    197,342.22x = 272,335.26 × 112,457.46
  4. Step 4: Simplify right side
    197,342.22x = 30,626,131,608.04
  5. Step 5: Solve for x
    x = 30,626,131,608.04/197,342.22
  6. Step 6: Final answer
    x = 155,193.00

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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.