Home / 158,945.28-238,483.20-75,786.24

Finding the Fourth Proportional to 158,945.28, 238,483.20 and 75,786.24

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Solution

The fourth proportional to 158,945.28, 238,483.20 and 75,786.24 is: 113,710.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,945.28 : 238,483.20 = 75,786.24 : x
  2. Step 2: Convert to fraction form
    158,945.28/238,483.20 = 75,786.24/x
  3. Step 3: Cross multiply
    158,945.28x = 238,483.20 × 75,786.24
  4. Step 4: Simplify right side
    158,945.28x = 18,073,745,031.17
  5. Step 5: Solve for x
    x = 18,073,745,031.17/158,945.28
  6. Step 6: Final answer
    x = 113,710.49

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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.