Home / 168,935.70-233,128.29-97,315.50

Finding the Fourth Proportional to 168,935.70, 233,128.29 and 97,315.50

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Solution

The fourth proportional to 168,935.70, 233,128.29 and 97,315.50 is: 134,293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,935.70 : 233,128.29 = 97,315.50 : x
  2. Step 2: Convert to fraction form
    168,935.70/233,128.29 = 97,315.50/x
  3. Step 3: Cross multiply
    168,935.70x = 233,128.29 × 97,315.50
  4. Step 4: Simplify right side
    168,935.70x = 22,686,996,105.50
  5. Step 5: Solve for x
    x = 22,686,996,105.50/168,935.70
  6. Step 6: Final answer
    x = 134,293.68

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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.