Home / 106,395.17-146,838.63-61,087.35

Finding the Fourth Proportional to 106,395.17, 146,838.63 and 61,087.35

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Solution

The fourth proportional to 106,395.17, 146,838.63 and 61,087.35 is: 84,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,395.17 : 146,838.63 = 61,087.35 : x
  2. Step 2: Convert to fraction form
    106,395.17/146,838.63 = 61,087.35/x
  3. Step 3: Cross multiply
    106,395.17x = 146,838.63 × 61,087.35
  4. Step 4: Simplify right side
    106,395.17x = 8,969,982,784.33
  5. Step 5: Solve for x
    x = 8,969,982,784.33/106,395.17
  6. Step 6: Final answer
    x = 84,308.18

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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.