Home / 153,916.14-231,224.58-111,352.89

Finding the Fourth Proportional to 153,916.14, 231,224.58 and 111,352.89

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Solution

The fourth proportional to 153,916.14, 231,224.58 and 111,352.89 is: 167,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,916.14 : 231,224.58 = 111,352.89 : x
  2. Step 2: Convert to fraction form
    153,916.14/231,224.58 = 111,352.89/x
  3. Step 3: Cross multiply
    153,916.14x = 231,224.58 × 111,352.89
  4. Step 4: Simplify right side
    153,916.14x = 25,747,525,222.04
  5. Step 5: Solve for x
    x = 25,747,525,222.04/153,916.14
  6. Step 6: Final answer
    x = 167,282.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.