Home / 197,663.34-272,773.50-107,017.02

Finding the Fourth Proportional to 197,663.34, 272,773.50 and 107,017.02

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Solution

The fourth proportional to 197,663.34, 272,773.50 and 107,017.02 is: 147,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,663.34 : 272,773.50 = 107,017.02 : x
  2. Step 2: Convert to fraction form
    197,663.34/272,773.50 = 107,017.02/x
  3. Step 3: Cross multiply
    197,663.34x = 272,773.50 × 107,017.02
  4. Step 4: Simplify right side
    197,663.34x = 29,191,407,104.97
  5. Step 5: Solve for x
    x = 29,191,407,104.97/197,663.34
  6. Step 6: Final answer
    x = 147,682.45

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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.