Home / 177,935.12-245,548.16-97,361.72

Finding the Fourth Proportional to 177,935.12, 245,548.16 and 97,361.72

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Solution

The fourth proportional to 177,935.12, 245,548.16 and 97,361.72 is: 134,357.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,935.12 : 245,548.16 = 97,361.72 : x
  2. Step 2: Convert to fraction form
    177,935.12/245,548.16 = 97,361.72/x
  3. Step 3: Cross multiply
    177,935.12x = 245,548.16 × 97,361.72
  4. Step 4: Simplify right side
    177,935.12x = 23,906,991,200.44
  5. Step 5: Solve for x
    x = 23,906,991,200.44/177,935.12
  6. Step 6: Final answer
    x = 134,357.91

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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.