Home / 193,099.80-266,477.70-107,058.51

Finding the Fourth Proportional to 193,099.80, 266,477.70 and 107,058.51

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Solution

The fourth proportional to 193,099.80, 266,477.70 and 107,058.51 is: 147,740.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,099.80 : 266,477.70 = 107,058.51 : x
  2. Step 2: Convert to fraction form
    193,099.80/266,477.70 = 107,058.51/x
  3. Step 3: Cross multiply
    193,099.80x = 266,477.70 × 107,058.51
  4. Step 4: Simplify right side
    193,099.80x = 28,528,705,510.23
  5. Step 5: Solve for x
    x = 28,528,705,510.23/193,099.80
  6. Step 6: Final answer
    x = 147,740.73

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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.