Home / 106,603.07-147,108.36-58,204.10

Finding the Fourth Proportional to 106,603.07, 147,108.36 and 58,204.10

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Solution

The fourth proportional to 106,603.07, 147,108.36 and 58,204.10 is: 80,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,603.07 : 147,108.36 = 58,204.10 : x
  2. Step 2: Convert to fraction form
    106,603.07/147,108.36 = 58,204.10/x
  3. Step 3: Cross multiply
    106,603.07x = 147,108.36 × 58,204.10
  4. Step 4: Simplify right side
    106,603.07x = 8,562,309,696.28
  5. Step 5: Solve for x
    x = 8,562,309,696.28/106,603.07
  6. Step 6: Final answer
    x = 80,319.54

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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.