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Finding the Fourth Proportional to 220,060.92, 330,200.46 and 87,036.60

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Solution

The fourth proportional to 220,060.92, 330,200.46 and 87,036.60 is: 130,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,060.92 : 330,200.46 = 87,036.60 : x
  2. Step 2: Convert to fraction form
    220,060.92/330,200.46 = 87,036.60/x
  3. Step 3: Cross multiply
    220,060.92x = 330,200.46 × 87,036.60
  4. Step 4: Simplify right side
    220,060.92x = 28,739,525,356.84
  5. Step 5: Solve for x
    x = 28,739,525,356.84/220,060.92
  6. Step 6: Final answer
    x = 130,598.04

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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.