Home / 151,638.90-227,009.07-112,372.26

Finding the Fourth Proportional to 151,638.90, 227,009.07 and 112,372.26

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Solution

The fourth proportional to 151,638.90, 227,009.07 and 112,372.26 is: 168,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,638.90 : 227,009.07 = 112,372.26 : x
  2. Step 2: Convert to fraction form
    151,638.90/227,009.07 = 112,372.26/x
  3. Step 3: Cross multiply
    151,638.90x = 227,009.07 × 112,372.26
  4. Step 4: Simplify right side
    151,638.90x = 25,509,522,236.40
  5. Step 5: Solve for x
    x = 25,509,522,236.40/151,638.90
  6. Step 6: Final answer
    x = 168,225.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.