Home / 115,391.12-173,107.74-53,060

Finding the Fourth Proportional to 115,391.12, 173,107.74 and 53,060

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Solution

The fourth proportional to 115,391.12, 173,107.74 and 53,060 is: 79,599.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,391.12 : 173,107.74 = 53,060 : x
  2. Step 2: Convert to fraction form
    115,391.12/173,107.74 = 53,060/x
  3. Step 3: Cross multiply
    115,391.12x = 173,107.74 × 53,060
  4. Step 4: Simplify right side
    115,391.12x = 9,185,096,684.40
  5. Step 5: Solve for x
    x = 9,185,096,684.40/115,391.12
  6. Step 6: Final answer
    x = 79,599.68

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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.