Home / 207,301.23-286,072.31-116,657.15

Finding the Fourth Proportional to 207,301.23, 286,072.31 and 116,657.15

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Solution

The fourth proportional to 207,301.23, 286,072.31 and 116,657.15 is: 160,984.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,301.23 : 286,072.31 = 116,657.15 : x
  2. Step 2: Convert to fraction form
    207,301.23/286,072.31 = 116,657.15/x
  3. Step 3: Cross multiply
    207,301.23x = 286,072.31 × 116,657.15
  4. Step 4: Simplify right side
    207,301.23x = 33,372,379,239.80
  5. Step 5: Solve for x
    x = 33,372,379,239.80/207,301.23
  6. Step 6: Final answer
    x = 160,984.96

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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.