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Finding the Fourth Proportional to 146,110, 201,632.88 and 89,559.04

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Solution

The fourth proportional to 146,110, 201,632.88 and 89,559.04 is: 123,592.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,110 : 201,632.88 = 89,559.04 : x
  2. Step 2: Convert to fraction form
    146,110/201,632.88 = 89,559.04/x
  3. Step 3: Cross multiply
    146,110x = 201,632.88 × 89,559.04
  4. Step 4: Simplify right side
    146,110x = 18,058,047,165.24
  5. Step 5: Solve for x
    x = 18,058,047,165.24/146,110
  6. Step 6: Final answer
    x = 123,592.14

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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.