Home / 146,376.31-201,921.39-89,033.17

Finding the Fourth Proportional to 146,376.31, 201,921.39 and 89,033.17

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Solution

The fourth proportional to 146,376.31, 201,921.39 and 89,033.17 is: 122,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,376.31 : 201,921.39 = 89,033.17 : x
  2. Step 2: Convert to fraction form
    146,376.31/201,921.39 = 89,033.17/x
  3. Step 3: Cross multiply
    146,376.31x = 201,921.39 × 89,033.17
  4. Step 4: Simplify right side
    146,376.31x = 17,977,701,442.51
  5. Step 5: Solve for x
    x = 17,977,701,442.51/146,376.31
  6. Step 6: Final answer
    x = 122,818.38

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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.