Home / 201,353.28-301,372.56-148,031.18

Finding the Fourth Proportional to 201,353.28, 301,372.56 and 148,031.18

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Solution

The fourth proportional to 201,353.28, 301,372.56 and 148,031.18 is: 221,563.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,353.28 : 301,372.56 = 148,031.18 : x
  2. Step 2: Convert to fraction form
    201,353.28/301,372.56 = 148,031.18/x
  3. Step 3: Cross multiply
    201,353.28x = 301,372.56 × 148,031.18
  4. Step 4: Simplify right side
    201,353.28x = 44,612,535,676.42
  5. Step 5: Solve for x
    x = 44,612,535,676.42/201,353.28
  6. Step 6: Final answer
    x = 221,563.49

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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.