Home / 158,401.20-237,601.80-147,903.60

Finding the Fourth Proportional to 158,401.20, 237,601.80 and 147,903.60

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Solution

The fourth proportional to 158,401.20, 237,601.80 and 147,903.60 is: 221,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,401.20 : 237,601.80 = 147,903.60 : x
  2. Step 2: Convert to fraction form
    158,401.20/237,601.80 = 147,903.60/x
  3. Step 3: Cross multiply
    158,401.20x = 237,601.80 × 147,903.60
  4. Step 4: Simplify right side
    158,401.20x = 35,142,161,586.48
  5. Step 5: Solve for x
    x = 35,142,161,586.48/158,401.20
  6. Step 6: Final answer
    x = 221,855.40

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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.