Home / 149,988.44-223,659.73-148,638.28

Finding the Fourth Proportional to 149,988.44, 223,659.73 and 148,638.28

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Solution

The fourth proportional to 149,988.44, 223,659.73 and 148,638.28 is: 221,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,988.44 : 223,659.73 = 148,638.28 : x
  2. Step 2: Convert to fraction form
    149,988.44/223,659.73 = 148,638.28/x
  3. Step 3: Cross multiply
    149,988.44x = 223,659.73 × 148,638.28
  4. Step 4: Simplify right side
    149,988.44x = 33,244,397,572.46
  5. Step 5: Solve for x
    x = 33,244,397,572.46/149,988.44
  6. Step 6: Final answer
    x = 221,646.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.