Home / 106,132.84-146,460.24-58,386.16

Finding the Fourth Proportional to 106,132.84, 146,460.24 and 58,386.16

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Solution

The fourth proportional to 106,132.84, 146,460.24 and 58,386.16 is: 80,571.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,132.84 : 146,460.24 = 58,386.16 : x
  2. Step 2: Convert to fraction form
    106,132.84/146,460.24 = 58,386.16/x
  3. Step 3: Cross multiply
    106,132.84x = 146,460.24 × 58,386.16
  4. Step 4: Simplify right side
    106,132.84x = 8,551,251,006.28
  5. Step 5: Solve for x
    x = 8,551,251,006.28/106,132.84
  6. Step 6: Final answer
    x = 80,571.21

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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.