Home / 146,160.90-201,719.06-121,588.30

Finding the Fourth Proportional to 146,160.90, 201,719.06 and 121,588.30

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Solution

The fourth proportional to 146,160.90, 201,719.06 and 121,588.30 is: 167,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,160.90 : 201,719.06 = 121,588.30 : x
  2. Step 2: Convert to fraction form
    146,160.90/201,719.06 = 121,588.30/x
  3. Step 3: Cross multiply
    146,160.90x = 201,719.06 × 121,588.30
  4. Step 4: Simplify right side
    146,160.90x = 24,526,677,583.00
  5. Step 5: Solve for x
    x = 24,526,677,583.00/146,160.90
  6. Step 6: Final answer
    x = 167,806.01

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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.