Home / 101,204.20-151,806.30-98,288.20

Finding the Fourth Proportional to 101,204.20, 151,806.30 and 98,288.20

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Solution

The fourth proportional to 101,204.20, 151,806.30 and 98,288.20 is: 147,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,204.20 : 151,806.30 = 98,288.20 : x
  2. Step 2: Convert to fraction form
    101,204.20/151,806.30 = 98,288.20/x
  3. Step 3: Cross multiply
    101,204.20x = 151,806.30 × 98,288.20
  4. Step 4: Simplify right side
    101,204.20x = 14,920,767,975.66
  5. Step 5: Solve for x
    x = 14,920,767,975.66/101,204.20
  6. Step 6: Final answer
    x = 147,432.30

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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.